{"title":"BMW","description":"\u003cp\u003eThunder Lane builds hand-assembled, bespoke-valved coilover systems for BMW chassis from the E30 through the current G8X M2\/M3\/M4 — covering E30, E36, E46 (M3 and Non-M), E82 1 Series, E90\/E92\/E93, F-Chassis Non-M, F8X M3\/M4, and G8X M2\/M3\/M4.\u003c\/p\u003e\n\u003cp\u003eEvery BMW kit ships with 46mm monotube dampers, advanced piston technology, and check valves as standard, plus CVP and PVP dyno graphs documenting how your specific set was built. Most platforms are available in two tiers: \u003cstrong\u003eTL-ONE\u003c\/strong\u003e, a single (rebound) adjustable system for street\/track duty, and \u003cstrong\u003eTL-PRO\u003c\/strong\u003e, a true 3-way adjustable system with remote reservoirs — independent rebound, low-speed compression, and high-speed compression — for Time Attack, hill climb, and competition builds.\u003c\/p\u003e\n\u003cp\u003eEvery BMW coilover in this collection can be built with Independent Ride Height and Travel Adjustment, and every kit can also be valved specifically for street use if that's your priority — track-oriented valving is often more comfortable on the street than expected, since the compliance that controls the platform also controls body motion.\u003c\/p\u003e\n\u003cp\u003eLead time is 4–6 weeks, built to order in Poland. Browse below to find the right BMW chassis and adjustment level for your build.\u003c\/p\u003e","products":[{"product_id":"bmw-e46-non-m-tl-one-coilover-system-1997-2006","title":"BMW E46 Non-M TL-ONE Coilover System (1997–2006)","description":"\u003cp class=\"tl-consult-top\" style=\"margin:0 0 16px;padding:10px 14px;background:#FAEEDA;border-left:3px solid #fdb819;font-size:15px;line-height:1.6;\"\u003e\u003cstrong\u003eBuilt to order.\u003c\/strong\u003e Not sure which spec you need? \u003ca href=\"\/pages\/build-consultation?chassis=E46+Non-M\u0026amp;product=BMW+E46+Non-M+TL-ONE\"\u003eSpec your build with us →\u003c\/a\u003e\u003c\/p\u003e\n\u003csection class=\"tlone-product-description\"\u003e\n\u003cp\u003eThe \u003cstrong\u003eE46 Non-M TL-ONE Coilover System\u003c\/strong\u003e is Thunder Lane's track-focused single-adjustable coilover for the BMW 3-Series E46 (Non-M) — hand-assembled in Poland and bespoke-valved to your tire, aero, and grip level, whether you're running HPDE, autocross, time attack, or wheel-to-wheel.\u003c\/p\u003e\n\u003ch2\u003eBuilt for Racing, Time Attack, Autocross, and HPDE\u003c\/h2\u003e\n\u003cp\u003eThe E46's chassis rewards a coilover with real low-speed control for consistent balance under braking and power-down. Every kit can also be valved specifically for street use — the compliance needed for competent track use often makes for a comfortable street ride, since controlling the platform better also controls body motion better on the street.\u003c\/p\u003e\n\u003ch2\u003eTechnical Specs\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003e46mm monotube damper with advanced piston technology and check valves\u003c\/li\u003e\n\u003cli\u003e20-click rebound adjustment (1-way)\u003c\/li\u003e\n\u003cli\u003eIndependent Ride Height and Travel Adjustment\u003c\/li\u003e\n\u003cli\u003e2.5\" linear springs, customizable rates (Swift optional)\u003c\/li\u003e\n\u003cli\u003eSpherical bearing top mounts\u003c\/li\u003e\n\u003cli\u003eCVP + PVP dyno graphs included with every kit\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003eConstruction \u0026amp; Hardware\u003c\/h2\u003e\n\u003cp\u003eElectroplated bodies resist long-term corrosion, and spherical top mounts hold alignment precisely through hard cornering. Every damper is rebuildable and serviceable as your setup evolves.\u003c\/p\u003e\n\u003ch2\u003eFitment\u003c\/h2\u003e\n\u003cp\u003eBMW 3-Series E46 (Non-M) — sedan\/coupe\/wagon, sub-model confirmed during build.\u003c\/p\u003e\n\u003c\/section\u003e\n\u003csection class=\"tlone-faq\" id=\"tlone-faq\"\u003e\n\u003ch2\u003eFrequently Asked Questions\u003c\/h2\u003e\n\u003cdetails\u003e\u003csummary\u003eWhat's the lead time?\u003c\/summary\u003e\u003cp\u003e4–6 weeks, built to order.\u003c\/p\u003e\u003c\/details\u003e\n\u003cdetails\u003e\u003csummary\u003eWhat's the warranty?\u003c\/summary\u003e\u003cp\u003e6 months — void for track damage, covers unreasonable wear and defects only.\u003c\/p\u003e\u003c\/details\u003e\n\u003cdetails\u003e\u003csummary\u003eCan you help choose spring rates and setup?\u003c\/summary\u003e\u003cp\u003eYes — we confirm rates, ride height targets, and use case with you before building.\u003c\/p\u003e\u003c\/details\u003e\n\u003cdetails\u003e\u003csummary\u003eIs this streetable?\u003c\/summary\u003e\u003cp\u003eYes — every kit can be valved specifically for street use if that's your preference. Even with track-oriented valving, the compliance needed for competent track use often makes for a comfortable street ride, since controlling the platform better also controls body motion better on the street.\u003c\/p\u003e\u003c\/details\u003e\n\u003c\/section\u003e\n\u003cp\u003eRacing Thunder Lane suspension in Time Attack, Hill Climb, or wheel-to-wheel? Ask about product credit through our contingency program.\u003c\/p\u003e\n\u003cscript type=\"application\/ld+json\"\u003e{\"@context\":\"https:\/\/schema.org\",\"@type\":\"Product\",\"name\":\"BMW E46 Non-M TL-ONE Coilover System (1997–2006)\",\"description\":\"Bespoke-valved TL-ONE coilovers for the BMW E46 Non-M. Hand-assembled per order with CVP\/PVP dyno graphs and travel-adjustable ride height.\",\"brand\":{\"@type\":\"Brand\",\"name\":\"Thunder Lane\"}}\u003c\/script\u003e\n\u003cscript type=\"application\/ld+json\"\u003e{\"@context\":\"https:\/\/schema.org\",\"@type\":\"FAQPage\",\"mainEntity\":[{\"@type\":\"Question\",\"name\":\"What's the lead time?\",\"acceptedAnswer\":{\"@type\":\"Answer\",\"text\":\"4–6 weeks, built to order.\"}},{\"@type\":\"Question\",\"name\":\"What's the warranty?\",\"acceptedAnswer\":{\"@type\":\"Answer\",\"text\":\"6 months — void for track damage, covers unreasonable wear and defects only.\"}},{\"@type\":\"Question\",\"name\":\"Can you help choose spring rates and setup?\",\"acceptedAnswer\":{\"@type\":\"Answer\",\"text\":\"Yes — we confirm rates, ride height targets, and use case with you before building.\"}},{\"@type\":\"Question\",\"name\":\"Is this streetable?\",\"acceptedAnswer\":{\"@type\":\"Answer\",\"text\":\"Yes — every kit can be valved specifically for street use if that's your preference. Even with track-oriented valving, the compliance needed for competent track use often makes for a comfortable street ride, since controlling the platform better also controls body motion better on the street.\"}}]}\u003c\/script\u003e\u003cp class=\"tl-guide-link\"\u003eWant the full breakdown for your chassis? Read the \u003ca href=\"https:\/\/thunderlane.us\/blogs\/news\/best-coilovers-for-the-bmw-e46-non-m-m3\"\u003eBMW E46 coilover buying guide\u003c\/a\u003e.\u003c\/p\u003e\n\u003cdiv class=\"tl-consult-cta\" style=\"margin:32px 0 8px;padding:24px;border:1px solid #e3e3e3;border-radius:8px;text-align:center;\"\u003e\n\u003cp style=\"margin:0 0 6px;font-size:18px;font-weight:600;\"\u003eNot sure which spec you need?\u003c\/p\u003e\n\u003cp style=\"margin:0 0 16px;font-size:15px;color:#555;line-height:1.6;\"\u003eTell us the chassis, how the car is built, and how you use it. We spec the kit before anything is assembled.\u003c\/p\u003e\n\u003ca class=\"tl-consult-btn\" href=\"\/pages\/build-consultation?chassis=E46+Non-M\u0026amp;product=BMW+E46+Non-M+TL-ONE\" style=\"display:inline-block;padding:14px 30px;background:#fdb819;color:#111;font-size:16px;font-weight:600;text-decoration:none;border-radius:6px;\"\u003eSpec your build with us\u003c\/a\u003e\n\u003c\/div\u003e","brand":"Thunder Lane","offers":[{"title":"Faulkner (Standard)","offer_id":51687000408363,"sku":"TL-ONE-BMW-E46NONM-1W-FAU","price":2620.13,"currency_code":"USD","in_stock":true},{"title":"Swift","offer_id":51141876908331,"sku":"TL-ONE-BMW-E46NONM-1W-SWI","price":2920.13,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0943\/7960\/6315\/files\/tl_e46_350z.jpg?v=1755205491"},{"product_id":"bmw-e90-e92-e93-tl-one-coilover-system-2006-2013","title":"BMW E90\/E92\/E93 TL-ONE Coilover System (2006–2013)","description":"\u003cp class=\"tl-consult-top\" style=\"margin:0 0 16px;padding:10px 14px;background:#FAEEDA;border-left:3px solid #fdb819;font-size:15px;line-height:1.6;\"\u003e\u003cstrong\u003eBuilt to order.\u003c\/strong\u003e Not sure which spec you need? \u003ca href=\"\/pages\/build-consultation?chassis=E90%2FE92%2FE93\u0026amp;product=BMW+E90%2FE92%2FE93+TL-ONE\"\u003eSpec your build with us →\u003c\/a\u003e\u003c\/p\u003e\n\u003csection class=\"tlone-product-description\"\u003e\n\u003cp\u003eThe \u003cstrong\u003eBMW E90\/E92\/E93 TL-ONE Coilover System\u003c\/strong\u003e is Thunder Lane's track-focused single-adjustable coilover for the BMW 3-Series E90\/E92\/E93 (Non-M) — hand-assembled in Poland and bespoke-valved to your tire, aero, and grip level, whether you're running HPDE, autocross, time attack, or wheel-to-wheel.\u003c\/p\u003e\n\u003ch2\u003eBuilt for Racing, Time Attack, Autocross, and HPDE\u003c\/h2\u003e\n\u003cp\u003eThe E9X chassis rewards a coilover with real low-speed control for consistent balance under braking and power-down. Every kit can also be valved specifically for street use — the compliance needed for competent track use often makes for a comfortable street ride, since controlling the platform better also controls body motion better on the street.\u003c\/p\u003e\n\u003ch2\u003eTechnical Specs\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003e46mm monotube damper with advanced piston technology and check valves\u003c\/li\u003e\n\u003cli\u003e20-click rebound adjustment (1-way)\u003c\/li\u003e\n\u003cli\u003eIndependent Ride Height and Travel Adjustment\u003c\/li\u003e\n\u003cli\u003e2.5\" linear springs, customizable rates (Swift optional)\u003c\/li\u003e\n\u003cli\u003eSpherical bearing top mounts\u003c\/li\u003e\n\u003cli\u003eCVP + PVP dyno graphs included with every kit\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003eConstruction \u0026amp; Hardware\u003c\/h2\u003e\n\u003cp\u003eElectroplated bodies resist long-term corrosion, and spherical top mounts hold alignment precisely through hard cornering. Every damper is rebuildable and serviceable as your setup evolves.\u003c\/p\u003e\n\u003ch2\u003eFitment\u003c\/h2\u003e\n\u003cp\u003eBMW 3-Series E90\/E92\/E93 (Non-M), 2006–2013, all trims — confirm exact chassis and options during build.\u003c\/p\u003e\n\u003c\/section\u003e\n\u003csection class=\"tlone-faq\" id=\"tlone-faq\"\u003e\n\u003ch2\u003eFrequently Asked Questions\u003c\/h2\u003e\n\u003cdetails\u003e\u003csummary\u003eWhat's the lead time?\u003c\/summary\u003e\u003cp\u003e4–6 weeks, built to order.\u003c\/p\u003e\u003c\/details\u003e\n\u003cdetails\u003e\u003csummary\u003eWhat's the warranty?\u003c\/summary\u003e\u003cp\u003e6 months — void for track damage, covers unreasonable wear and defects only.\u003c\/p\u003e\u003c\/details\u003e\n\u003cdetails\u003e\u003csummary\u003eCan you help choose spring rates and setup?\u003c\/summary\u003e\u003cp\u003eYes — we confirm rates, ride height targets, and use case with you before building.\u003c\/p\u003e\u003c\/details\u003e\n\u003cdetails\u003e\u003csummary\u003eIs this streetable?\u003c\/summary\u003e\u003cp\u003eYes — every kit can be valved specifically for street use if that's your preference. Even with track-oriented valving, the compliance needed for competent track use often makes for a comfortable street ride, since controlling the platform better also controls body motion better on the street.\u003c\/p\u003e\u003c\/details\u003e\n\u003c\/section\u003e\n\u003cp\u003eRacing Thunder Lane suspension in Time Attack, Hill Climb, or wheel-to-wheel? Ask about product credit through our contingency program.\u003c\/p\u003e\n\u003cscript type=\"application\/ld+json\"\u003e{\"@context\":\"https:\/\/schema.org\",\"@type\":\"Product\",\"name\":\"BMW E90\/E92\/E93 TL-ONE Coilover System (2006–2013)\",\"description\":\"Bespoke-valved TL-ONE coilovers for the BMW E90\/E92\/E93. Hand-assembled per order with CVP\/PVP dyno graphs and travel-adjustable ride height.\",\"brand\":{\"@type\":\"Brand\",\"name\":\"Thunder Lane\"}}\u003c\/script\u003e\n\u003cscript type=\"application\/ld+json\"\u003e{\"@context\":\"https:\/\/schema.org\",\"@type\":\"FAQPage\",\"mainEntity\":[{\"@type\":\"Question\",\"name\":\"What's the lead time?\",\"acceptedAnswer\":{\"@type\":\"Answer\",\"text\":\"4–6 weeks, built to order.\"}},{\"@type\":\"Question\",\"name\":\"What's the warranty?\",\"acceptedAnswer\":{\"@type\":\"Answer\",\"text\":\"6 months — void for track damage, covers unreasonable wear and defects only.\"}},{\"@type\":\"Question\",\"name\":\"Can you help choose spring rates and setup?\",\"acceptedAnswer\":{\"@type\":\"Answer\",\"text\":\"Yes — we confirm rates, ride height targets, and use case with you before building.\"}},{\"@type\":\"Question\",\"name\":\"Is this streetable?\",\"acceptedAnswer\":{\"@type\":\"Answer\",\"text\":\"Yes — every kit can be valved specifically for street use if that's your preference. Even with track-oriented valving, the compliance needed for competent track use often makes for a comfortable street ride, since controlling the platform better also controls body motion better on the street.\"}}]}\u003c\/script\u003e\u003cp class=\"tl-guide-link\"\u003eWant the full breakdown for your chassis? Read the \u003ca href=\"https:\/\/thunderlane.us\/blogs\/tech-tips\/how-to-choose-coilovers-for-your-bmw-e30-to-g8x-buyers-guide\"\u003eBMW coilover buyer's guide\u003c\/a\u003e.\u003c\/p\u003e\n\u003cdiv class=\"tl-consult-cta\" style=\"margin:32px 0 8px;padding:24px;border:1px solid #e3e3e3;border-radius:8px;text-align:center;\"\u003e\n\u003cp style=\"margin:0 0 6px;font-size:18px;font-weight:600;\"\u003eNot sure which spec you need?\u003c\/p\u003e\n\u003cp style=\"margin:0 0 16px;font-size:15px;color:#555;line-height:1.6;\"\u003eTell us the chassis, how the car is built, and how you use it. We spec the kit before anything is assembled.\u003c\/p\u003e\n\u003ca class=\"tl-consult-btn\" href=\"\/pages\/build-consultation?chassis=E90%2FE92%2FE93\u0026amp;product=BMW+E90%2FE92%2FE93+TL-ONE\" style=\"display:inline-block;padding:14px 30px;background:#fdb819;color:#111;font-size:16px;font-weight:600;text-decoration:none;border-radius:6px;\"\u003eSpec your build with us\u003c\/a\u003e\n\u003c\/div\u003e","brand":"Thunder Lane","offers":[{"title":"Faulkner (Standard)","offer_id":51687000441131,"sku":"TL-ONE-BMW-E9X-1W-FAU","price":2714.25,"currency_code":"USD","in_stock":true},{"title":"Swift","offer_id":51667462127915,"sku":"TL-ONE-BMW-E9X-1W-SWI","price":3014.25,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0943\/7960\/6315\/files\/IMG_9114-768x1024.jpg?v=1766155071"},{"product_id":"bmw-f8x-m3-m4-tl-one-coilover-system","title":"BMW F8X M3\/M4 TL-ONE Coilover System","description":"\u003cp class=\"tl-consult-top\" style=\"margin:0 0 16px;padding:10px 14px;background:#FAEEDA;border-left:3px solid #fdb819;font-size:15px;line-height:1.6;\"\u003e\u003cstrong\u003eBuilt to order.\u003c\/strong\u003e Not sure which spec you need? \u003ca href=\"\/pages\/build-consultation?chassis=F8X+M3%2FM4\u0026amp;product=BMW+F8X+M3%2FM4+TL-ONE\"\u003eSpec your build with us →\u003c\/a\u003e\u003c\/p\u003e\n\u003csection class=\"tlone-product-description\"\u003e\n\u003cp\u003eThe \u003cstrong\u003eBMW F8X M3\/M4 TL-ONE Coilover System\u003c\/strong\u003e is Thunder Lane's track-focused single-adjustable coilover for the BMW M3 (F80) and M4 (F82\/F83) — hand-assembled in Poland and bespoke-valved to your tire, aero, and grip level, whether you're running HPDE, autocross, time attack, or wheel-to-wheel.\u003c\/p\u003e\n\u003ch2\u003eBuilt for Racing, Time Attack, Autocross, and HPDE\u003c\/h2\u003e\n\u003cp\u003eThe F8X platform's power and weight reward a coilover with real low-speed control for consistent balance under braking and power-down. Every kit can also be valved specifically for street use — the compliance needed for competent track use often makes for a comfortable street ride, since controlling the platform better also controls body motion better on the street.\u003c\/p\u003e\n\u003ch2\u003eTechnical Specs\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003e46mm monotube damper with advanced piston technology and check valves\u003c\/li\u003e\n\u003cli\u003e20-click rebound adjustment (1-way)\u003c\/li\u003e\n\u003cli\u003eIndependent Ride Height and Travel Adjustment\u003c\/li\u003e\n\u003cli\u003e2.5\" linear springs, customizable rates (Swift optional)\u003c\/li\u003e\n\u003cli\u003eSpherical bearing top mounts\u003c\/li\u003e\n\u003cli\u003eCVP + PVP dyno graphs included with every kit\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003eConstruction \u0026amp; Hardware\u003c\/h2\u003e\n\u003cp\u003eElectroplated bodies resist long-term corrosion, and spherical top mounts hold alignment precisely through hard cornering. Every damper is rebuildable and serviceable as your setup evolves.\u003c\/p\u003e\n\u003ch2\u003eFitment\u003c\/h2\u003e\n\u003cp\u003eBMW M3 (F80) \/ M4 (F82\/F83).\u003c\/p\u003e\n\u003c\/section\u003e\n\u003csection class=\"tlone-faq\" id=\"tlone-faq\"\u003e\n\u003ch2\u003eFrequently Asked Questions\u003c\/h2\u003e\n\u003cdetails\u003e\u003csummary\u003eWhat's the lead time?\u003c\/summary\u003e\u003cp\u003e4–6 weeks, built to order.\u003c\/p\u003e\u003c\/details\u003e\n\u003cdetails\u003e\u003csummary\u003eWhat's the warranty?\u003c\/summary\u003e\u003cp\u003e6 months — void for track damage, covers unreasonable wear and defects only.\u003c\/p\u003e\u003c\/details\u003e\n\u003cdetails\u003e\u003csummary\u003eCan you help choose spring rates and setup?\u003c\/summary\u003e\u003cp\u003eYes — we confirm rates, ride height targets, and use case with you before building.\u003c\/p\u003e\u003c\/details\u003e\n\u003cdetails\u003e\u003csummary\u003eIs this streetable?\u003c\/summary\u003e\u003cp\u003eYes — every kit can be valved specifically for street use if that's your preference. Even with track-oriented valving, the compliance needed for competent track use often makes for a comfortable street ride, since controlling the platform better also controls body motion better on the street.\u003c\/p\u003e\u003c\/details\u003e\n\u003c\/section\u003e\n\u003cp\u003eRacing Thunder Lane suspension in Time Attack, Hill Climb, or wheel-to-wheel? Ask about product credit through our contingency program.\u003c\/p\u003e\n\u003cscript type=\"application\/ld+json\"\u003e{\"@context\":\"https:\/\/schema.org\",\"@type\":\"Product\",\"name\":\"BMW F8X M3\/M4 TL-ONE Coilover System\",\"description\":\"Bespoke-valved TL-ONE coilovers for the BMW M3\/M4 F8X. Hand-assembled per order with CVP\/PVP dyno graphs and travel-adjustable ride height.\",\"brand\":{\"@type\":\"Brand\",\"name\":\"Thunder Lane\"}}\u003c\/script\u003e\n\u003cscript type=\"application\/ld+json\"\u003e{\"@context\":\"https:\/\/schema.org\",\"@type\":\"FAQPage\",\"mainEntity\":[{\"@type\":\"Question\",\"name\":\"What's the lead time?\",\"acceptedAnswer\":{\"@type\":\"Answer\",\"text\":\"4–6 weeks, built to order.\"}},{\"@type\":\"Question\",\"name\":\"What's the warranty?\",\"acceptedAnswer\":{\"@type\":\"Answer\",\"text\":\"6 months — void for track damage, covers unreasonable wear and defects only.\"}},{\"@type\":\"Question\",\"name\":\"Can you help choose spring rates and setup?\",\"acceptedAnswer\":{\"@type\":\"Answer\",\"text\":\"Yes — we confirm rates, ride height targets, and use case with you before building.\"}},{\"@type\":\"Question\",\"name\":\"Is this streetable?\",\"acceptedAnswer\":{\"@type\":\"Answer\",\"text\":\"Yes — every kit can be valved specifically for street use if that's your preference. Even with track-oriented valving, the compliance needed for competent track use often makes for a comfortable street ride, since controlling the platform better also controls body motion better on the street.\"}}]}\u003c\/script\u003e\u003cp class=\"tl-guide-link\"\u003eWant the full breakdown for your chassis? Read the \u003ca href=\"https:\/\/thunderlane.us\/blogs\/news\/best-coilovers-for-the-bmw-f8x-m3-m4-f80-f82-f83\"\u003eBMW F8X M3\/M4 coilover buying guide\u003c\/a\u003e.\u003c\/p\u003e\n\u003cdiv class=\"tl-consult-cta\" style=\"margin:32px 0 8px;padding:24px;border:1px solid #e3e3e3;border-radius:8px;text-align:center;\"\u003e\n\u003cp style=\"margin:0 0 6px;font-size:18px;font-weight:600;\"\u003eNot sure which spec you need?\u003c\/p\u003e\n\u003cp style=\"margin:0 0 16px;font-size:15px;color:#555;line-height:1.6;\"\u003eTell us the chassis, how the car is built, and how you use it. We spec the kit before anything is assembled.\u003c\/p\u003e\n\u003ca class=\"tl-consult-btn\" href=\"\/pages\/build-consultation?chassis=F8X+M3%2FM4\u0026amp;product=BMW+F8X+M3%2FM4+TL-ONE\" style=\"display:inline-block;padding:14px 30px;background:#fdb819;color:#111;font-size:16px;font-weight:600;text-decoration:none;border-radius:6px;\"\u003eSpec your build with us\u003c\/a\u003e\n\u003c\/div\u003e","brand":"Thunder Lane","offers":[{"title":"Faulkner (Standard)","offer_id":51687002603819,"sku":"TL-ONE-BMW-F8X-1W-FAU","price":2714.25,"currency_code":"USD","in_stock":true},{"title":"Swift","offer_id":51667535462699,"sku":"TL-ONE-BMW-F8X-1W-SWI","price":3014.25,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0943\/7960\/6315\/files\/IMG_9114-768x1024.jpg?v=1766155071"},{"product_id":"bmw-g8x-m2-m3-m4-tl-one-coilover-system","title":"BMW G8X M2\/M3\/M4 TL-ONE Coilover System","description":"\u003cp class=\"tl-consult-top\" style=\"margin:0 0 16px;padding:10px 14px;background:#FAEEDA;border-left:3px solid #fdb819;font-size:15px;line-height:1.6;\"\u003e\u003cstrong\u003eBuilt to order.\u003c\/strong\u003e Not sure which spec you need? \u003ca href=\"\/pages\/build-consultation?chassis=G8X+M2%2FM3%2FM4\u0026amp;product=BMW+G8X+M2%2FM3%2FM4+TL-ONE\"\u003eSpec your build with us →\u003c\/a\u003e\u003c\/p\u003e\n\u003csection class=\"tlone-product-description\"\u003e\n\u003cp\u003eThe \u003cstrong\u003eBMW G8X M2\/M3\/M4 TL-ONE Coilover System\u003c\/strong\u003e is Thunder Lane's track-focused single-adjustable coilover for the BMW M2 (G87) \/ M3 (G80\/G81) \/ M4 (G82\/G83) — hand-assembled in Poland and bespoke-valved to your tire, aero, and grip level, whether you're running HPDE, autocross, time attack, or wheel-to-wheel.\u003c\/p\u003e\n\u003ch2\u003eBuilt for Racing, Time Attack, Autocross, and HPDE\u003c\/h2\u003e\n\u003cp\u003eThe G8X platform's weight and power reward a coilover with real low-speed control for consistent balance under braking and power-down. Every kit can also be valved specifically for street use — the compliance needed for competent track use often makes for a comfortable street ride, since controlling the platform better also controls body motion better on the street.\u003c\/p\u003e\n\u003ch2\u003eTechnical Specs\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003e46mm monotube damper with advanced piston technology and check valves\u003c\/li\u003e\n\u003cli\u003e20-click rebound adjustment (1-way)\u003c\/li\u003e\n\u003cli\u003eIndependent Ride Height and Travel Adjustment\u003c\/li\u003e\n\u003cli\u003e2.5\" linear springs, customizable rates (Swift optional)\u003c\/li\u003e\n\u003cli\u003eSpherical bearing top mounts\u003c\/li\u003e\n\u003cli\u003eCVP + PVP dyno graphs included with every kit\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003eConstruction \u0026amp; Hardware\u003c\/h2\u003e\n\u003cp\u003eElectroplated bodies resist long-term corrosion, and spherical top mounts hold alignment precisely through hard cornering. Every damper is rebuildable and serviceable as your setup evolves.\u003c\/p\u003e\n\u003ch2\u003eFitment\u003c\/h2\u003e\n\u003cp\u003eBMW M2 (G87) \/ M3 (G80\/G81) \/ M4 (G82\/G83).\u003c\/p\u003e\n\u003c\/section\u003e\n\u003csection class=\"tlone-faq\" id=\"tlone-faq\"\u003e\n\u003ch2\u003eFrequently Asked Questions\u003c\/h2\u003e\n\u003cdetails\u003e\u003csummary\u003eWhat's the lead time?\u003c\/summary\u003e\u003cp\u003e4–6 weeks, built to order.\u003c\/p\u003e\u003c\/details\u003e\n\u003cdetails\u003e\u003csummary\u003eWhat's the warranty?\u003c\/summary\u003e\u003cp\u003e6 months — void for track damage, covers unreasonable wear and defects only.\u003c\/p\u003e\u003c\/details\u003e\n\u003cdetails\u003e\u003csummary\u003eCan you help choose spring rates and setup?\u003c\/summary\u003e\u003cp\u003eYes — we confirm rates, ride height targets, and use case with you before building.\u003c\/p\u003e\u003c\/details\u003e\n\u003cdetails\u003e\u003csummary\u003eIs this streetable?\u003c\/summary\u003e\u003cp\u003eYes — every kit can be valved specifically for street use if that's your preference. Even with track-oriented valving, the compliance needed for competent track use often makes for a comfortable street ride, since controlling the platform better also controls body motion better on the street.\u003c\/p\u003e\u003c\/details\u003e\n\u003c\/section\u003e\n\u003cp\u003eRacing Thunder Lane suspension in Time Attack, Hill Climb, or wheel-to-wheel? Ask about product credit through our contingency program.\u003c\/p\u003e\n\u003cscript type=\"application\/ld+json\"\u003e{\"@context\":\"https:\/\/schema.org\",\"@type\":\"Product\",\"name\":\"BMW G8X M2\/M3\/M4 TL-ONE Coilover System\",\"description\":\"Bespoke-valved TL-ONE coilovers for the BMW M2\/M3\/M4 G8X. Hand-assembled per order with CVP\/PVP dyno graphs and travel-adjustable ride height.\",\"brand\":{\"@type\":\"Brand\",\"name\":\"Thunder Lane\"}}\u003c\/script\u003e\n\u003cscript type=\"application\/ld+json\"\u003e{\"@context\":\"https:\/\/schema.org\",\"@type\":\"FAQPage\",\"mainEntity\":[{\"@type\":\"Question\",\"name\":\"What's the lead time?\",\"acceptedAnswer\":{\"@type\":\"Answer\",\"text\":\"4–6 weeks, built to order.\"}},{\"@type\":\"Question\",\"name\":\"What's the warranty?\",\"acceptedAnswer\":{\"@type\":\"Answer\",\"text\":\"6 months — void for track damage, covers unreasonable wear and defects only.\"}},{\"@type\":\"Question\",\"name\":\"Can you help choose spring rates and setup?\",\"acceptedAnswer\":{\"@type\":\"Answer\",\"text\":\"Yes — we confirm rates, ride height targets, and use case with you before building.\"}},{\"@type\":\"Question\",\"name\":\"Is this streetable?\",\"acceptedAnswer\":{\"@type\":\"Answer\",\"text\":\"Yes — every kit can be valved specifically for street use if that's your preference. Even with track-oriented valving, the compliance needed for competent track use often makes for a comfortable street ride, since controlling the platform better also controls body motion better on the street.\"}}]}\u003c\/script\u003e\u003cp class=\"tl-guide-link\"\u003eWant the full breakdown for your chassis? Read the \u003ca href=\"https:\/\/thunderlane.us\/blogs\/news\/best-coilovers-for-the-bmw-g8x-m2-m3-m4\"\u003eBMW G8X coilover buying guide\u003c\/a\u003e.\u003c\/p\u003e\n\u003cdiv class=\"tl-consult-cta\" style=\"margin:32px 0 8px;padding:24px;border:1px solid #e3e3e3;border-radius:8px;text-align:center;\"\u003e\n\u003cp style=\"margin:0 0 6px;font-size:18px;font-weight:600;\"\u003eNot sure which spec you need?\u003c\/p\u003e\n\u003cp style=\"margin:0 0 16px;font-size:15px;color:#555;line-height:1.6;\"\u003eTell us the chassis, how the car is built, and how you use it. We spec the kit before anything is assembled.\u003c\/p\u003e\n\u003ca class=\"tl-consult-btn\" href=\"\/pages\/build-consultation?chassis=G8X+M2%2FM3%2FM4\u0026amp;product=BMW+G8X+M2%2FM3%2FM4+TL-ONE\" style=\"display:inline-block;padding:14px 30px;background:#fdb819;color:#111;font-size:16px;font-weight:600;text-decoration:none;border-radius:6px;\"\u003eSpec your build with us\u003c\/a\u003e\n\u003c\/div\u003e","brand":"Thunder Lane","offers":[{"title":"Faulkner (Standard)","offer_id":51687002636587,"sku":"TL-ONE-BMW-G8X-1W-FAU","price":2714.25,"currency_code":"USD","in_stock":true},{"title":"Swift","offer_id":51667536249131,"sku":"TL-ONE-BMW-G8X-1W-SWI","price":3014.25,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0943\/7960\/6315\/files\/g87-scaled-e1758194164450-768x1024.jpg?v=1766161052"},{"product_id":"bmw-e90-e92-e93-tl-pro-coilover-system-inverted-rear","title":"BMW E90\/E92\/E93 TL-PRO Coilover System (Inverted Rear)","description":"\u003cp class=\"tl-consult-top\" style=\"margin:0 0 16px;padding:10px 14px;background:#FAEEDA;border-left:3px solid #fdb819;font-size:15px;line-height:1.6;\"\u003e\u003cstrong\u003eBuilt to order.\u003c\/strong\u003e Not sure which spec you need? \u003ca href=\"\/pages\/build-consultation?chassis=E90%2FE92%2FE93\u0026amp;product=BMW+E90%2FE92%2FE93+TL-PRO\"\u003eSpec your build with us →\u003c\/a\u003e\u003c\/p\u003e\n\u003csection class=\"tlpro-product-description\"\u003e\n\u003cp\u003eThe \u003cstrong\u003eBMW E90\/E92\/E93 TL-PRO Coilover System\u003c\/strong\u003e is Thunder Lane's flagship true 3-way adjustable coilover, built for serious track use — time attack, hill climb, road racing, autocross, and HPDE. Every set is hand-assembled in Poland and bespoke-valved to your goals.\u003c\/p\u003e\n\u003ch2\u003eBuilt for Racing, Time Attack, Autocross, and HPDE\u003c\/h2\u003e\n\u003cp\u003eSeparate circuits for rebound, low-speed compression, and high-speed compression let you tune platform support, curb compliance, and braking stability independently. Every kit can also be valved specifically for street use — the compliance needed for competent track use often makes for a comfortable street ride, since controlling the platform better also controls body motion better on the street.\u003c\/p\u003e\n\u003ch2\u003eTechnical Specs\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003eFront dampers 46mm piston; upside-down (inverted) rear dampers 36mm piston \/ 40mm body for increased stiffness and reduced bending load\u003c\/li\u003e\n\u003cli\u003e20-click rebound, 34-click low-speed compression, 18-click high-speed compression (true 3-way)\u003c\/li\u003e\n\u003cli\u003eIndependent Ride Height and Travel Adjustment\u003c\/li\u003e\n\u003cli\u003eRemote reservoirs with quick disconnects, customizable hose length\u003c\/li\u003e\n\u003cli\u003e2.5\" linear springs, customizable rates (Swift optional)\u003c\/li\u003e\n\u003cli\u003eCVP + PVP dyno graphs included with every kit\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003eConstruction \u0026amp; Hardware\u003c\/h2\u003e\n\u003cp\u003eCheck valves improve response and consistency across long sessions, keeping the damper stable as temperatures rise. Electroplated shock bodies resist corrosion, spherical bearing top mounts\/camber plates hold alignment under load, and every damper is fully rebuildable with individual replacement parts available.\u003c\/p\u003e\n\u003ch2\u003eFitment\u003c\/h2\u003e\n\u003cp\u003eBMW 3-Series E90\/E92\/E93 (Non-M) — exact chassis and options confirmed during build.\u003c\/p\u003e\n\u003c\/section\u003e\n\u003csection class=\"tlpro-faq\" id=\"tlpro-faq\"\u003e\n\u003ch2\u003eFrequently Asked Questions\u003c\/h2\u003e\n\u003cdetails\u003e\u003csummary\u003eWhat's the lead time?\u003c\/summary\u003e\u003cp\u003e4–6 weeks, built to order.\u003c\/p\u003e\u003c\/details\u003e\n\u003cdetails\u003e\u003csummary\u003eWhat's the warranty?\u003c\/summary\u003e\u003cp\u003e6 months — void for track damage, covers unreasonable wear and defects only.\u003c\/p\u003e\u003c\/details\u003e\n\u003cdetails\u003e\u003csummary\u003eWhat's the benefit of 3-way adjustability?\u003c\/summary\u003e\u003cp\u003eIt lets you tune chassis support (low-speed), impact\/curb compliance (high-speed), and rebound control independently — useful as grip and aero evolve.\u003c\/p\u003e\u003c\/details\u003e\n\u003cdetails\u003e\u003csummary\u003eCan you help me choose spring rates and valving?\u003c\/summary\u003e\u003cp\u003eYes — spring rates, valving profile, top mounts, and reservoir hose length are all selected during the build.\u003c\/p\u003e\u003c\/details\u003e\n\u003cdetails\u003e\u003csummary\u003eIs this streetable?\u003c\/summary\u003e\u003cp\u003eYes — every kit can be valved specifically for street use if that's your preference. Even with track-oriented valving, the compliance needed for competent track use often makes for a comfortable street ride, since controlling the platform better also controls body motion better on the street.\u003c\/p\u003e\u003c\/details\u003e\n\u003c\/section\u003e\n\u003cp\u003eRacing Thunder Lane suspension in Time Attack, Hill Climb, or wheel-to-wheel? Ask about product credit through our contingency program.\u003c\/p\u003e\n\u003cscript type=\"application\/ld+json\"\u003e{\"@context\":\"https:\/\/schema.org\",\"@type\":\"Product\",\"name\":\"BMW E90\/E92\/E93 TL-PRO Coilover System (Inverted Rear)\",\"description\":\"True 3-way adjustable TL-PRO coilovers for BMW E90\/E92\/E93, hand-assembled in Poland with remote reservoirs and CVP\/PVP dyno graphs.\",\"brand\":{\"@type\":\"Brand\",\"name\":\"Thunder Lane\"}}\u003c\/script\u003e\n\u003cscript type=\"application\/ld+json\"\u003e{\"@context\":\"https:\/\/schema.org\",\"@type\":\"FAQPage\",\"mainEntity\":[{\"@type\":\"Question\",\"name\":\"What's the lead time?\",\"acceptedAnswer\":{\"@type\":\"Answer\",\"text\":\"4–6 weeks, built to order.\"}},{\"@type\":\"Question\",\"name\":\"What's the warranty?\",\"acceptedAnswer\":{\"@type\":\"Answer\",\"text\":\"6 months — void for track damage, covers unreasonable wear and defects only.\"}},{\"@type\":\"Question\",\"name\":\"What's the benefit of 3-way adjustability?\",\"acceptedAnswer\":{\"@type\":\"Answer\",\"text\":\"It lets you tune chassis support (low-speed), impact\/curb compliance (high-speed), and rebound control independently.\"}},{\"@type\":\"Question\",\"name\":\"Can you help me choose spring rates and valving?\",\"acceptedAnswer\":{\"@type\":\"Answer\",\"text\":\"Yes — spring rates, valving profile, top mounts, and reservoir hose length are all selected during the build.\"}},{\"@type\":\"Question\",\"name\":\"Is this streetable?\",\"acceptedAnswer\":{\"@type\":\"Answer\",\"text\":\"Yes — every kit can be valved specifically for street use if that's your preference. Even with track-oriented valving, the compliance needed for competent track use often makes for a comfortable street ride, since controlling the platform better also controls body motion better on the street.\"}}]}\u003c\/script\u003e\u003cp class=\"tl-guide-link\"\u003eWant the full breakdown for your chassis? Read the \u003ca href=\"https:\/\/thunderlane.us\/blogs\/tech-tips\/how-to-choose-coilovers-for-your-bmw-e30-to-g8x-buyers-guide\"\u003eBMW coilover buyer's guide\u003c\/a\u003e.\u003c\/p\u003e\n\u003cdiv class=\"tl-consult-cta\" style=\"margin:32px 0 8px;padding:24px;border:1px solid #e3e3e3;border-radius:8px;text-align:center;\"\u003e\n\u003cp style=\"margin:0 0 6px;font-size:18px;font-weight:600;\"\u003eNot sure which spec you need?\u003c\/p\u003e\n\u003cp style=\"margin:0 0 16px;font-size:15px;color:#555;line-height:1.6;\"\u003eTell us the chassis, how the car is built, and how you use it. We spec the kit before anything is assembled.\u003c\/p\u003e\n\u003ca class=\"tl-consult-btn\" href=\"\/pages\/build-consultation?chassis=E90%2FE92%2FE93\u0026amp;product=BMW+E90%2FE92%2FE93+TL-PRO\" style=\"display:inline-block;padding:14px 30px;background:#fdb819;color:#111;font-size:16px;font-weight:600;text-decoration:none;border-radius:6px;\"\u003eSpec your build with us\u003c\/a\u003e\n\u003c\/div\u003e","brand":"Thunder Lane","offers":[{"title":"Faulkner (Standard)","offer_id":51687002702123,"sku":"TL-PRO-BMW-E9X-3W-UDR-FAU","price":6256.88,"currency_code":"USD","in_stock":true},{"title":"Swift","offer_id":51667541164331,"sku":"TL-PRO-BMW-E9X-3W-UDR-SWI","price":6556.88,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0943\/7960\/6315\/files\/IMG_9111-768x1024.jpg?v=1766161214"},{"product_id":"bmw-e46-m3-tl-pro-coilover-system-2001-2006","title":"BMW E46 M3 TL-PRO Coilover System (2001–2006)","description":"\u003cp class=\"tl-consult-top\" style=\"margin:0 0 16px;padding:10px 14px;background:#FAEEDA;border-left:3px solid #fdb819;font-size:15px;line-height:1.6;\"\u003e\u003cstrong\u003eBuilt to order.\u003c\/strong\u003e Not sure which spec you need? \u003ca href=\"\/pages\/build-consultation?chassis=E46+M3\u0026amp;product=BMW+E46+M3+TL-PRO\"\u003eSpec your build with us →\u003c\/a\u003e\u003c\/p\u003e\n\u003csection class=\"tlpro-product-description\"\u003e\n\u003cp\u003eThe \u003cstrong\u003eBMW E46 M3 TL-PRO Coilover System\u003c\/strong\u003e is Thunder Lane's flagship true 3-way adjustable coilover for the BMW E46 M3 (2001–2006), built for serious track use — time attack, hill climb, road racing, autocross, and HPDE. Every set is hand-assembled in Poland with inverted front struts and inverted rear shocks for consistent damping under hard use.\u003c\/p\u003e\n\u003ch2\u003eBuilt for Racing, Time Attack, Autocross, and HPDE\u003c\/h2\u003e\n\u003cp\u003eSeparate circuits for rebound, low-speed compression, and high-speed compression let you tune platform support, curb compliance, and braking stability independently. Every kit can also be valved specifically for street use — the compliance needed for competent track use often makes for a comfortable street ride, since controlling the platform better also controls body motion better on the street.\u003c\/p\u003e\n\u003ch2\u003eTechnical Specs\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003eInverted front struts and rear shocks, 36mm piston \/ 40mm body (upside-down rear for increased stiffness and reduced bending load)\u003c\/li\u003e\n\u003cli\u003e20-click rebound, 34-click low-speed compression, 18-click high-speed compression (true 3-way)\u003c\/li\u003e\n\u003cli\u003eIndependent Ride Height and Travel Adjustment\u003c\/li\u003e\n\u003cli\u003eRemote reservoirs with quick disconnects, customizable hose length\u003c\/li\u003e\n\u003cli\u003e2.5\" linear springs, customizable rates (Swift optional)\u003c\/li\u003e\n\u003cli\u003eCVP + PVP dyno graphs included with every kit\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003eConstruction \u0026amp; Hardware\u003c\/h2\u003e\n\u003cp\u003eInverted struts increase rigidity under load and improve durability during aggressive driving. Check valves keep damping response consistent as temperatures rise, and every damper is fully rebuildable with individual replacement parts available.\u003c\/p\u003e\n\u003ch2\u003eFitment\u003c\/h2\u003e\n\u003cp\u003eBMW E46 M3, 2001–2006.\u003c\/p\u003e\n\u003c\/section\u003e\n\u003csection class=\"tlpro-faq\" id=\"tlpro-faq\"\u003e\n\u003ch2\u003eFrequently Asked Questions\u003c\/h2\u003e\n\u003cdetails\u003e\u003csummary\u003eWhat's the lead time?\u003c\/summary\u003e\u003cp\u003e4–6 weeks, built to order.\u003c\/p\u003e\u003c\/details\u003e\n\u003cdetails\u003e\u003csummary\u003eWhat's the warranty?\u003c\/summary\u003e\u003cp\u003e6 months — void for track damage, covers unreasonable wear and defects only.\u003c\/p\u003e\u003c\/details\u003e\n\u003cdetails\u003e\u003csummary\u003eWhat's the benefit of 3-way adjustability?\u003c\/summary\u003e\u003cp\u003eIt lets you tune chassis support (low-speed), impact\/curb compliance (high-speed), and rebound control independently.\u003c\/p\u003e\u003c\/details\u003e\n\u003cdetails\u003e\u003csummary\u003eCan you help me choose spring rates and valving?\u003c\/summary\u003e\u003cp\u003eYes — spring rates, valving profile, top mounts, and reservoir hose length are all selected during the build.\u003c\/p\u003e\u003c\/details\u003e\n\u003cdetails\u003e\u003csummary\u003eIs this streetable?\u003c\/summary\u003e\u003cp\u003eYes — every kit can be valved specifically for street use if that's your preference. Even with track-oriented valving, the compliance needed for competent track use often makes for a comfortable street ride, since controlling the platform better also controls body motion better on the street.\u003c\/p\u003e\u003c\/details\u003e\n\u003c\/section\u003e\n\u003cp\u003eRacing Thunder Lane suspension in Time Attack, Hill Climb, or wheel-to-wheel? Ask about product credit through our contingency program.\u003c\/p\u003e\n\u003cscript type=\"application\/ld+json\"\u003e{\"@context\":\"https:\/\/schema.org\",\"@type\":\"Product\",\"name\":\"BMW E46 M3 TL-PRO Coilover System (2001–2006)\",\"description\":\"True 3-way adjustable TL-PRO coilovers for BMW E46 M3, hand-assembled in Poland with remote reservoirs and CVP\/PVP dyno graphs.\",\"brand\":{\"@type\":\"Brand\",\"name\":\"Thunder Lane\"}}\u003c\/script\u003e\n\u003cscript type=\"application\/ld+json\"\u003e{\"@context\":\"https:\/\/schema.org\",\"@type\":\"FAQPage\",\"mainEntity\":[{\"@type\":\"Question\",\"name\":\"What's the lead time?\",\"acceptedAnswer\":{\"@type\":\"Answer\",\"text\":\"4–6 weeks, built to order.\"}},{\"@type\":\"Question\",\"name\":\"What's the warranty?\",\"acceptedAnswer\":{\"@type\":\"Answer\",\"text\":\"6 months — void for track damage, covers unreasonable wear and defects only.\"}},{\"@type\":\"Question\",\"name\":\"What's the benefit of 3-way adjustability?\",\"acceptedAnswer\":{\"@type\":\"Answer\",\"text\":\"It lets you tune chassis support (low-speed), impact\/curb compliance (high-speed), and rebound control independently.\"}},{\"@type\":\"Question\",\"name\":\"Can you help me choose spring rates and valving?\",\"acceptedAnswer\":{\"@type\":\"Answer\",\"text\":\"Yes — spring rates, valving profile, top mounts, and reservoir hose length are all selected during the build.\"}},{\"@type\":\"Question\",\"name\":\"Is this streetable?\",\"acceptedAnswer\":{\"@type\":\"Answer\",\"text\":\"Yes — every kit can be valved specifically for street use if that's your preference. Even with track-oriented valving, the compliance needed for competent track use often makes for a comfortable street ride, since controlling the platform better also controls body motion better on the street.\"}}]}\u003c\/script\u003e\u003cp class=\"tl-guide-link\"\u003eWant the full breakdown for your chassis? Read the \u003ca href=\"https:\/\/thunderlane.us\/blogs\/news\/best-coilovers-for-the-bmw-e46-non-m-m3\"\u003eBMW E46 coilover buying guide\u003c\/a\u003e.\u003c\/p\u003e\n\u003cdiv class=\"tl-consult-cta\" style=\"margin:32px 0 8px;padding:24px;border:1px solid #e3e3e3;border-radius:8px;text-align:center;\"\u003e\n\u003cp style=\"margin:0 0 6px;font-size:18px;font-weight:600;\"\u003eNot sure which spec you need?\u003c\/p\u003e\n\u003cp style=\"margin:0 0 16px;font-size:15px;color:#555;line-height:1.6;\"\u003eTell us the chassis, how the car is built, and how you use it. We spec the kit before anything is assembled.\u003c\/p\u003e\n\u003ca class=\"tl-consult-btn\" href=\"\/pages\/build-consultation?chassis=E46+M3\u0026amp;product=BMW+E46+M3+TL-PRO\" style=\"display:inline-block;padding:14px 30px;background:#fdb819;color:#111;font-size:16px;font-weight:600;text-decoration:none;border-radius:6px;\"\u003eSpec your build with us\u003c\/a\u003e\n\u003c\/div\u003e","brand":"Thunder Lane","offers":[{"title":"Faulkner (Standard)","offer_id":51687002734891,"sku":"TL-PRO-BMW-E46M3-3W-UDR-FAU","price":5542.5,"currency_code":"USD","in_stock":true},{"title":"Swift","offer_id":51667546898731,"sku":"TL-PRO-BMW-E46M3-3W-UDR-SWI","price":5842.5,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0943\/7960\/6315\/files\/IMG_9115-1024x768.jpg?v=1766161649"},{"product_id":"bmw-g8x-m2-m3-m4-tl-pro-coilover-system","title":"BMW G8X M2\/M3\/M4 TL-PRO Coilover System","description":"\u003cp class=\"tl-consult-top\" style=\"margin:0 0 16px;padding:10px 14px;background:#FAEEDA;border-left:3px solid #fdb819;font-size:15px;line-height:1.6;\"\u003e\u003cstrong\u003eBuilt to order.\u003c\/strong\u003e Not sure which spec you need? \u003ca href=\"\/pages\/build-consultation?chassis=G8X+M2%2FM3%2FM4\u0026amp;product=BMW+G8X+M2%2FM3%2FM4+TL-PRO\"\u003eSpec your build with us →\u003c\/a\u003e\u003c\/p\u003e\n\u003csection class=\"tlpro-product-description\"\u003e\n\u003cp\u003eThe \u003cstrong\u003eBMW G8X M2\/M3\/M4 TL-PRO Coilover System\u003c\/strong\u003e is Thunder Lane’s flagship true 3-way adjustable coilover for the BMW M2 (G87) \/ M3 (G80\/G81) \/ M4 (G82\/G83), built for serious track use — time attack, hill climb, road racing, autocross, and HPDE. Every set is hand-assembled in Poland and bespoke-valved to your goals.\u003c\/p\u003e\n\u003ch2\u003eBuilt for Racing, Time Attack, Autocross, and HPDE\u003c\/h2\u003e\n\u003cp\u003eSeparate circuits for rebound, low-speed compression, and high-speed compression let you tune platform support, curb compliance, and braking stability independently. Every kit can also be valved specifically for street use — the compliance needed for competent track use often makes for a comfortable street ride, since controlling the platform better also controls body motion better on the street.\u003c\/p\u003e\n\u003ch2\u003eTechnical Specs\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003e46mm monotube damper\u003c\/li\u003e\n\u003cli\u003e20-click rebound, 34-click low-speed compression, 18-click high-speed compression (true 3-way)\u003c\/li\u003e\n\u003cli\u003eIndependent Ride Height and Travel Adjustment\u003c\/li\u003e\n\u003cli\u003eRemote reservoirs with quick disconnects, customizable hose length\u003c\/li\u003e\n\u003cli\u003e2.5\" linear springs, customizable rates (Swift optional)\u003c\/li\u003e\n\u003cli\u003eCVP + PVP dyno graphs included with every kit\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003eConstruction \u0026amp; Hardware\u003c\/h2\u003e\n\u003cp\u003eCheck valves improve response and consistency across long sessions, keeping the damper stable as temperatures rise. Electroplated shock bodies resist corrosion, spherical bearing top mounts\/camber plates hold alignment under load, and every damper is fully rebuildable with individual replacement parts available.\u003c\/p\u003e\n\u003ch2\u003eFitment\u003c\/h2\u003e\n\u003cp\u003eBMW M2 (G87) \/ M3 (G80\/G81) \/ M4 (G82\/G83).\u003c\/p\u003e\n\u003c\/section\u003e\n\u003csection class=\"tlpro-faq\" id=\"tlpro-faq\"\u003e\n\u003ch2\u003eFrequently Asked Questions\u003c\/h2\u003e\n\u003cdetails\u003e\u003csummary\u003eWhat’s the lead time?\u003c\/summary\u003e\u003cp\u003e4–6 weeks, built to order.\u003c\/p\u003e\u003c\/details\u003e\n\u003cdetails\u003e\u003csummary\u003eWhat’s the warranty?\u003c\/summary\u003e\u003cp\u003e6 months — void for track damage, covers unreasonable wear and defects only.\u003c\/p\u003e\u003c\/details\u003e\n\u003cdetails\u003e\u003csummary\u003eWhat’s the benefit of 3-way adjustability?\u003c\/summary\u003e\u003cp\u003eIt lets you tune chassis support (low-speed), impact\/curb compliance (high-speed), and rebound control independently.\u003c\/p\u003e\u003c\/details\u003e\n\u003cdetails\u003e\u003csummary\u003eCan you help me choose spring rates and valving?\u003c\/summary\u003e\u003cp\u003eYes — spring rates, valving profile, top mounts, and reservoir hose length are all selected during the build.\u003c\/p\u003e\u003c\/details\u003e\n\u003cdetails\u003e\u003csummary\u003eIs this streetable?\u003c\/summary\u003e\u003cp\u003eYes — every kit can be valved specifically for street use if that’s your preference. Even with track-oriented valving, the compliance needed for competent track use often makes for a comfortable street ride, since controlling the platform better also controls body motion better on the street.\u003c\/p\u003e\u003c\/details\u003e\n\u003c\/section\u003e\n\u003cp\u003eRacing Thunder Lane suspension in Time Attack, Hill Climb, or wheel-to-wheel? Ask about product credit through our contingency program.\u003c\/p\u003e\n\u003cscript type=\"application\/ld+json\"\u003e{\"@context\":\"https:\/\/schema.org\",\"@type\":\"Product\",\"name\":\"BMW G8X M2\/M3\/M4 TL-PRO Coilover System\",\"description\":\"True 3-way adjustable TL-PRO coilovers for BMW M2\/M3\/M4 G8X, hand-assembled in Poland with remote reservoirs and CVP\/PVP dyno graphs.\",\"brand\":{\"@type\":\"Brand\",\"name\":\"Thunder Lane\"}}\u003c\/script\u003e\n\u003cscript type=\"application\/ld+json\"\u003e{\"@context\":\"https:\/\/schema.org\",\"@type\":\"FAQPage\",\"mainEntity\":[{\"@type\":\"Question\",\"name\":\"What’s the lead time?\",\"acceptedAnswer\":{\"@type\":\"Answer\",\"text\":\"4–6 weeks, built to order.\"}},{\"@type\":\"Question\",\"name\":\"What’s the warranty?\",\"acceptedAnswer\":{\"@type\":\"Answer\",\"text\":\"6 months — void for track damage, covers unreasonable wear and defects only.\"}},{\"@type\":\"Question\",\"name\":\"What’s the benefit of 3-way adjustability?\",\"acceptedAnswer\":{\"@type\":\"Answer\",\"text\":\"It lets you tune chassis support (low-speed), impact\/curb compliance (high-speed), and rebound control independently.\"}},{\"@type\":\"Question\",\"name\":\"Can you help me choose spring rates and valving?\",\"acceptedAnswer\":{\"@type\":\"Answer\",\"text\":\"Yes — spring rates, valving profile, top mounts, and reservoir hose length are all selected during the build.\"}},{\"@type\":\"Question\",\"name\":\"Is this streetable?\",\"acceptedAnswer\":{\"@type\":\"Answer\",\"text\":\"Yes — every kit can be valved specifically for street use if that’s your preference. Even with track-oriented valving, the compliance needed for competent track use often makes for a comfortable street ride, since controlling the platform better also controls body motion better on the street.\"}}]}\u003c\/script\u003e\u003cp class=\"tl-guide-link\"\u003eWant the full breakdown for your chassis? Read the \u003ca href=\"https:\/\/thunderlane.us\/blogs\/news\/best-coilovers-for-the-bmw-g8x-m2-m3-m4\"\u003eBMW G8X coilover buying guide\u003c\/a\u003e.\u003c\/p\u003e\n\u003cdiv class=\"tl-consult-cta\" style=\"margin:32px 0 8px;padding:24px;border:1px solid #e3e3e3;border-radius:8px;text-align:center;\"\u003e\n\u003cp style=\"margin:0 0 6px;font-size:18px;font-weight:600;\"\u003eNot sure which spec you need?\u003c\/p\u003e\n\u003cp style=\"margin:0 0 16px;font-size:15px;color:#555;line-height:1.6;\"\u003eTell us the chassis, how the car is built, and how you use it. We spec the kit before anything is assembled.\u003c\/p\u003e\n\u003ca class=\"tl-consult-btn\" href=\"\/pages\/build-consultation?chassis=G8X+M2%2FM3%2FM4\u0026amp;product=BMW+G8X+M2%2FM3%2FM4+TL-PRO\" style=\"display:inline-block;padding:14px 30px;background:#fdb819;color:#111;font-size:16px;font-weight:600;text-decoration:none;border-radius:6px;\"\u003eSpec your build with us\u003c\/a\u003e\n\u003c\/div\u003e","brand":"Thunder Lane","offers":[{"title":"Faulkner (Standard)","offer_id":51687002800427,"sku":"TL-PRO-BMW-G8X-3W-FAU","price":5790.0,"currency_code":"USD","in_stock":true},{"title":"Swift","offer_id":51667547849003,"sku":"TL-PRO-BMW-G8X-3W-SWI","price":6090.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0943\/7960\/6315\/files\/IMG_8392-819x1024.jpg?v=1770231769"},{"product_id":"bmw-e46-m3-tl-one-coilover-system-inverted-front","title":"BMW E46 M3 TL-ONE Coilover System (Inverted Front)","description":"\u003cp class=\"tl-consult-top\" style=\"margin:0 0 16px;padding:10px 14px;background:#FAEEDA;border-left:3px solid #fdb819;font-size:15px;line-height:1.6;\"\u003e\u003cstrong\u003eBuilt to order.\u003c\/strong\u003e Not sure which spec you need? \u003ca href=\"\/pages\/build-consultation?chassis=E46+M3\u0026amp;product=BMW+E46+M3+TL-ONE\"\u003eSpec your build with us →\u003c\/a\u003e\u003c\/p\u003e\n\u003csection class=\"tlone-product-description\"\u003e\n\u003cp\u003eThe \u003cstrong\u003eE46 M3 TL-ONE Coilover System\u003c\/strong\u003e is Thunder Lane's track-focused single-adjustable coilover for the BMW E46 M3 — hand-assembled in Poland and bespoke-valved to your tire, aero, and grip level, whether you're running HPDE, autocross, time attack, or wheel-to-wheel.\u003c\/p\u003e\n\u003ch2\u003eBuilt for Racing, Time Attack, Autocross, and HPDE\u003c\/h2\u003e\n\u003cp\u003eInverted front struts add rigidity where the E46 chassis needs it most under trail-braking and corner-exit load, and the valving is built around real low-speed control. Every kit can also be valved specifically for street use — the compliance needed for competent track use often makes for a comfortable street ride, since controlling the platform better also controls body motion better on the street.\u003c\/p\u003e\n\u003ch2\u003eTechnical Specs\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003eInverted front struts 36mm piston \/ 40mm body; rear dampers 46mm piston — advanced piston technology and check valves throughout\u003c\/li\u003e\n\u003cli\u003e20-click rebound adjustment (1-way)\u003c\/li\u003e\n\u003cli\u003eIndependent Ride Height and Travel Adjustment\u003c\/li\u003e\n\u003cli\u003e2.5\" linear springs, customizable rates (Swift optional)\u003c\/li\u003e\n\u003cli\u003eSpherical bearing top mounts\u003c\/li\u003e\n\u003cli\u003eCVP + PVP dyno graphs included with every kit\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003eConstruction \u0026amp; Hardware\u003c\/h2\u003e\n\u003cp\u003eInverted front struts increase rigidity and durability under repeated track load. Electroplated bodies resist long-term corrosion, and spherical top mounts hold alignment precisely through hard cornering. Every damper is rebuildable and serviceable as your setup evolves.\u003c\/p\u003e\n\u003ch2\u003eFitment\u003c\/h2\u003e\n\u003cp\u003eBMW E46 M3, all trims.\u003c\/p\u003e\n\u003c\/section\u003e\n\u003csection class=\"tlone-faq\" id=\"tlone-faq\"\u003e\n\u003ch2\u003eFrequently Asked Questions\u003c\/h2\u003e\n\u003cdetails\u003e\u003csummary\u003eWhat's the lead time?\u003c\/summary\u003e\u003cp\u003e4–6 weeks, built to order.\u003c\/p\u003e\u003c\/details\u003e\n\u003cdetails\u003e\u003csummary\u003eWhat's the warranty?\u003c\/summary\u003e\u003cp\u003e6 months — void for track damage, covers unreasonable wear and defects only.\u003c\/p\u003e\u003c\/details\u003e\n\u003cdetails\u003e\u003csummary\u003eCan you help pick spring rates?\u003c\/summary\u003e\u003cp\u003eYes — we confirm rates, ride height targets, and use case with you before building.\u003c\/p\u003e\u003c\/details\u003e\n\u003cdetails\u003e\u003csummary\u003eIs this streetable?\u003c\/summary\u003e\u003cp\u003eYes — every kit can be valved specifically for street use if that's your preference. Even with track-oriented valving, the compliance needed for competent track use often makes for a comfortable street ride, since controlling the platform better also controls body motion better on the street.\u003c\/p\u003e\u003c\/details\u003e\n\u003c\/section\u003e\n\u003cp\u003eRacing Thunder Lane suspension in Time Attack, Hill Climb, or wheel-to-wheel? Ask about product credit through our contingency program.\u003c\/p\u003e\n\u003cscript type=\"application\/ld+json\"\u003e{\"@context\":\"https:\/\/schema.org\",\"@type\":\"Product\",\"name\":\"BMW E46 M3 TL-ONE Coilover System (Inverted Front)\",\"description\":\"Bespoke-valved TL-ONE coilovers for the BMW E46 M3. Hand-assembled per order with CVP\/PVP dyno graphs and travel-adjustable ride height.\",\"brand\":{\"@type\":\"Brand\",\"name\":\"Thunder Lane\"}}\u003c\/script\u003e\n\u003cscript type=\"application\/ld+json\"\u003e{\"@context\":\"https:\/\/schema.org\",\"@type\":\"FAQPage\",\"mainEntity\":[{\"@type\":\"Question\",\"name\":\"What's the lead time?\",\"acceptedAnswer\":{\"@type\":\"Answer\",\"text\":\"4–6 weeks, built to order.\"}},{\"@type\":\"Question\",\"name\":\"What's the warranty?\",\"acceptedAnswer\":{\"@type\":\"Answer\",\"text\":\"6 months — void for track damage, covers unreasonable wear and defects only.\"}},{\"@type\":\"Question\",\"name\":\"Can you help pick spring rates?\",\"acceptedAnswer\":{\"@type\":\"Answer\",\"text\":\"Yes — we confirm rates, ride height targets, and use case with you before building.\"}},{\"@type\":\"Question\",\"name\":\"Is this streetable?\",\"acceptedAnswer\":{\"@type\":\"Answer\",\"text\":\"Yes — every kit can be valved specifically for street use if that's your preference. Even with track-oriented valving, the compliance needed for competent track use often makes for a comfortable street ride, since controlling the platform better also controls body motion better on the street.\"}}]}\u003c\/script\u003e\u003cp class=\"tl-guide-link\"\u003eWant the full breakdown for your chassis? Read the \u003ca href=\"https:\/\/thunderlane.us\/blogs\/news\/best-coilovers-for-the-bmw-e46-non-m-m3\"\u003eBMW E46 coilover buying guide\u003c\/a\u003e.\u003c\/p\u003e\n\u003cdiv class=\"tl-consult-cta\" style=\"margin:32px 0 8px;padding:24px;border:1px solid #e3e3e3;border-radius:8px;text-align:center;\"\u003e\n\u003cp style=\"margin:0 0 6px;font-size:18px;font-weight:600;\"\u003eNot sure which spec you need?\u003c\/p\u003e\n\u003cp style=\"margin:0 0 16px;font-size:15px;color:#555;line-height:1.6;\"\u003eTell us the chassis, how the car is built, and how you use it. We spec the kit before anything is assembled.\u003c\/p\u003e\n\u003ca class=\"tl-consult-btn\" href=\"\/pages\/build-consultation?chassis=E46+M3\u0026amp;product=BMW+E46+M3+TL-ONE\" style=\"display:inline-block;padding:14px 30px;background:#fdb819;color:#111;font-size:16px;font-weight:600;text-decoration:none;border-radius:6px;\"\u003eSpec your build with us\u003c\/a\u003e\n\u003c\/div\u003e","brand":"Thunder Lane","offers":[{"title":"Faulkner (Standard)","offer_id":51687002669355,"sku":"TL-ONE-BMW-E46M3-1W-INVF-FAU","price":2620.13,"currency_code":"USD","in_stock":true},{"title":"Swift","offer_id":51667564724523,"sku":"TL-ONE-BMW-E46M3-1W-INVF-SWI","price":2920.13,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0943\/7960\/6315\/files\/tl_e46_350z.jpg?v=1755205491"},{"product_id":"bmw-e30-tl-pro-coilover-system-1982-1994","title":"BMW E30 TL-PRO Coilover System (1982–1994)","description":"\u003cp class=\"tl-consult-top\" style=\"margin:0 0 16px;padding:10px 14px;background:#FAEEDA;border-left:3px solid #fdb819;font-size:15px;line-height:1.6;\"\u003e\u003cstrong\u003eBuilt to order.\u003c\/strong\u003e Not sure which spec you need? \u003ca href=\"\/pages\/build-consultation?chassis=E30\u0026amp;product=BMW+E30+TL-PRO\"\u003eSpec your build with us →\u003c\/a\u003e\u003c\/p\u003e\n\u003csection class=\"tlpro-product-description\"\u003e\n\u003cp\u003eThe \u003cstrong\u003eBMW E30 TL-PRO Coilover System\u003c\/strong\u003e is Thunder Lane's flagship true 3-way adjustable coilover for the BMW 3-Series E30 (1982–1994), built for serious track use — time attack, hill climb, road racing, autocross, and HPDE. Every set is hand-assembled in Poland with inverted front struts and inverted rear shocks for consistent damping under hard use.\u003c\/p\u003e\n\u003ch2\u003eBuilt for Racing, Time Attack, Autocross, and HPDE\u003c\/h2\u003e\n\u003cp\u003eSeparate circuits for rebound, low-speed compression, and high-speed compression let you tune platform support, curb compliance, and braking stability independently. Every kit can also be valved specifically for street use — the compliance needed for competent track use often makes for a comfortable street ride, since controlling the platform better also controls body motion better on the street.\u003c\/p\u003e\n\u003ch2\u003eTechnical Specs\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003eInverted front struts and rear shocks, 36mm piston \/ 40mm body\u003c\/li\u003e\n\u003cli\u003e20-click rebound, 34-click low-speed compression, 18-click high-speed compression (true 3-way)\u003c\/li\u003e\n\u003cli\u003eIndependent Ride Height and Travel Adjustment\u003c\/li\u003e\n\u003cli\u003eRemote reservoirs with quick disconnects, customizable hose length\u003c\/li\u003e\n\u003cli\u003e2.5\" linear springs, customizable rates (Swift optional)\u003c\/li\u003e\n\u003cli\u003eCVP + PVP dyno graphs included with every kit\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003eConstruction \u0026amp; Hardware\u003c\/h2\u003e\n\u003cp\u003eInverted front struts and rear shocks increase rigidity under load and improve durability during aggressive driving. Check valves keep damping response consistent as temperatures rise, and every damper is fully rebuildable with individual replacement parts available.\u003c\/p\u003e\n\u003ch2\u003eFitment\u003c\/h2\u003e\n\u003cp\u003eBMW 3-Series E30, 1982–1994 — exact sub-model confirmed during build.\u003c\/p\u003e\n\u003c\/section\u003e\n\u003csection class=\"tlpro-faq\" id=\"tlpro-faq\"\u003e\n\u003ch2\u003eFrequently Asked Questions\u003c\/h2\u003e\n\u003cdetails\u003e\u003csummary\u003eWhat's the lead time?\u003c\/summary\u003e\u003cp\u003e4–6 weeks, built to order.\u003c\/p\u003e\u003c\/details\u003e\n\u003cdetails\u003e\u003csummary\u003eWhat's the warranty?\u003c\/summary\u003e\u003cp\u003e6 months — void for track damage, covers unreasonable wear and defects only.\u003c\/p\u003e\u003c\/details\u003e\n\u003cdetails\u003e\u003csummary\u003eWhat's the benefit of 3-way adjustability?\u003c\/summary\u003e\u003cp\u003eIt lets you tune chassis support (low-speed), impact\/curb compliance (high-speed), and rebound control independently.\u003c\/p\u003e\u003c\/details\u003e\n\u003cdetails\u003e\u003csummary\u003eCan you help me choose spring rates and valving?\u003c\/summary\u003e\u003cp\u003eYes — spring rates, valving profile, top mounts, and reservoir hose length are all selected during the build.\u003c\/p\u003e\u003c\/details\u003e\n\u003cdetails\u003e\u003csummary\u003eIs this streetable?\u003c\/summary\u003e\u003cp\u003eYes — every kit can be valved specifically for street use if that's your preference. Even with track-oriented valving, the compliance needed for competent track use often makes for a comfortable street ride, since controlling the platform better also controls body motion better on the street.\u003c\/p\u003e\u003c\/details\u003e\n\u003c\/section\u003e\n\u003cp\u003eRacing Thunder Lane suspension in Time Attack, Hill Climb, or wheel-to-wheel? Ask about product credit through our contingency program.\u003c\/p\u003e\n\u003cscript type=\"application\/ld+json\"\u003e{\"@context\":\"https:\/\/schema.org\",\"@type\":\"Product\",\"name\":\"BMW E30 TL-PRO Coilover System (1982–1994)\",\"description\":\"True 3-way adjustable TL-PRO coilovers for BMW E30, hand-assembled in Poland with remote reservoirs and CVP\/PVP dyno graphs.\",\"brand\":{\"@type\":\"Brand\",\"name\":\"Thunder Lane\"}}\u003c\/script\u003e\n\u003cscript type=\"application\/ld+json\"\u003e{\"@context\":\"https:\/\/schema.org\",\"@type\":\"FAQPage\",\"mainEntity\":[{\"@type\":\"Question\",\"name\":\"What's the lead time?\",\"acceptedAnswer\":{\"@type\":\"Answer\",\"text\":\"4–6 weeks, built to order.\"}},{\"@type\":\"Question\",\"name\":\"What's the warranty?\",\"acceptedAnswer\":{\"@type\":\"Answer\",\"text\":\"6 months — void for track damage, covers unreasonable wear and defects only.\"}},{\"@type\":\"Question\",\"name\":\"What's the benefit of 3-way adjustability?\",\"acceptedAnswer\":{\"@type\":\"Answer\",\"text\":\"It lets you tune chassis support (low-speed), impact\/curb compliance (high-speed), and rebound control independently.\"}},{\"@type\":\"Question\",\"name\":\"Can you help me choose spring rates and valving?\",\"acceptedAnswer\":{\"@type\":\"Answer\",\"text\":\"Yes — spring rates, valving profile, top mounts, and reservoir hose length are all selected during the build.\"}},{\"@type\":\"Question\",\"name\":\"Is this streetable?\",\"acceptedAnswer\":{\"@type\":\"Answer\",\"text\":\"Yes — every kit can be valved specifically for street use if that's your preference. Even with track-oriented valving, the compliance needed for competent track use often makes for a comfortable street ride, since controlling the platform better also controls body motion better on the street.\"}}]}\u003c\/script\u003e\u003cp class=\"tl-guide-link\"\u003eWant the full breakdown for your chassis? Read the \u003ca href=\"https:\/\/thunderlane.us\/blogs\/news\/best-coilovers-for-classic-bmws-e30-e36-e82-guide\"\u003eclassic BMW coilover guide (E30, E36 \u0026amp; E82)\u003c\/a\u003e.\u003c\/p\u003e\n\u003cdiv class=\"tl-consult-cta\" style=\"margin:32px 0 8px;padding:24px;border:1px solid #e3e3e3;border-radius:8px;text-align:center;\"\u003e\n\u003cp style=\"margin:0 0 6px;font-size:18px;font-weight:600;\"\u003eNot sure which spec you need?\u003c\/p\u003e\n\u003cp style=\"margin:0 0 16px;font-size:15px;color:#555;line-height:1.6;\"\u003eTell us the chassis, how the car is built, and how you use it. We spec the kit before anything is assembled.\u003c\/p\u003e\n\u003ca class=\"tl-consult-btn\" href=\"\/pages\/build-consultation?chassis=E30\u0026amp;product=BMW+E30+TL-PRO\" style=\"display:inline-block;padding:14px 30px;background:#fdb819;color:#111;font-size:16px;font-weight:600;text-decoration:none;border-radius:6px;\"\u003eSpec your build with us\u003c\/a\u003e\n\u003c\/div\u003e","brand":"Thunder Lane","offers":[{"title":"Faulkner (Standard)","offer_id":51687002898731,"sku":"TL-PRO-BMW-E30-3W-INV-FAU","price":5414.99,"currency_code":"USD","in_stock":true},{"title":"Swift","offer_id":51687002931499,"sku":"TL-PRO-BMW-E30-3W-INV-SWI","price":5714.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0943\/7960\/6315\/files\/BMW_e30_TL_PRO_Thunder_Lane_coilover_kit.jpg?v=1767049291"},{"product_id":"bmw-e36-tl-one-coilover-system-1990-2000","title":"BMW E36 TL-ONE Coilover System (1990–2000)","description":"\u003cp class=\"tl-consult-top\" style=\"margin:0 0 16px;padding:10px 14px;background:#FAEEDA;border-left:3px solid #fdb819;font-size:15px;line-height:1.6;\"\u003e\u003cstrong\u003eBuilt to order.\u003c\/strong\u003e Not sure which spec you need? \u003ca href=\"\/pages\/build-consultation?chassis=E36\u0026amp;product=BMW+E36+TL-ONE\"\u003eSpec your build with us →\u003c\/a\u003e\u003c\/p\u003e\n\u003csection class=\"tlone-product-description\"\u003e\n\u003cp\u003eThe \u003cstrong\u003eBMW E36 TL-ONE Coilover System\u003c\/strong\u003e (1990–2000) is Thunder Lane's track-focused single-adjustable coilover for the BMW 3-Series E36 — hand-assembled in Poland with inverted front struts and inverted rear shocks for consistent damping under hard use.\u003c\/p\u003e\n\u003ch2\u003eBuilt for Racing, Time Attack, Autocross, and HPDE\u003c\/h2\u003e\n\u003cp\u003eThe E36's light, balanced chassis rewards a coilover with real low-speed control for predictable direction changes. Every kit can also be valved specifically for street use — the compliance needed for competent track use often makes for a comfortable street ride, since controlling the platform better also controls body motion better on the street.\u003c\/p\u003e\n\u003ch2\u003eTechnical Specs\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003eInverted monotube dampers, 36mm piston \/ 40mm body, with advanced piston technology and check valves\u003c\/li\u003e\n\u003cli\u003e20-click rebound adjustment (1-way)\u003c\/li\u003e\n\u003cli\u003eIndependent Ride Height and Travel Adjustment\u003c\/li\u003e\n\u003cli\u003e2.5\" linear springs, customizable rates (Swift optional)\u003c\/li\u003e\n\u003cli\u003eSpherical bearing top mounts\u003c\/li\u003e\n\u003cli\u003eCVP + PVP dyno graphs included with every kit\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003eConstruction \u0026amp; Hardware\u003c\/h2\u003e\n\u003cp\u003eInverted front struts and rear shocks increase rigidity under load and improve durability during aggressive driving. Electroplated bodies resist long-term corrosion, and every damper is rebuildable and serviceable as your setup evolves.\u003c\/p\u003e\n\u003ch2\u003eFitment\u003c\/h2\u003e\n\u003cp\u003eBMW 3-Series E36, 1992–1999 — exact sub-model confirmed during build.\u003c\/p\u003e\n\u003c\/section\u003e\n\u003csection class=\"tlone-faq\" id=\"tlone-faq\"\u003e\n\u003ch2\u003eFrequently Asked Questions\u003c\/h2\u003e\n\u003cdetails\u003e\u003csummary\u003eWhat's the lead time?\u003c\/summary\u003e\u003cp\u003e4–6 weeks, built to order.\u003c\/p\u003e\u003c\/details\u003e\n\u003cdetails\u003e\u003csummary\u003eWhat's the warranty?\u003c\/summary\u003e\u003cp\u003e6 months — void for track damage, covers unreasonable wear and defects only.\u003c\/p\u003e\u003c\/details\u003e\n\u003cdetails\u003e\u003csummary\u003eCan you help choose spring rates and setup?\u003c\/summary\u003e\u003cp\u003eYes — we confirm rates, ride height targets, and use case with you before building.\u003c\/p\u003e\u003c\/details\u003e\n\u003cdetails\u003e\u003csummary\u003eIs this streetable?\u003c\/summary\u003e\u003cp\u003eYes — every kit can be valved specifically for street use if that's your preference. Even with track-oriented valving, the compliance needed for competent track use often makes for a comfortable street ride, since controlling the platform better also controls body motion better on the street.\u003c\/p\u003e\u003c\/details\u003e\n\u003c\/section\u003e\n\u003cp\u003eRacing Thunder Lane suspension in Time Attack, Hill Climb, or wheel-to-wheel? Ask about product credit through our contingency program.\u003c\/p\u003e\n\u003cscript type=\"application\/ld+json\"\u003e{\"@context\":\"https:\/\/schema.org\",\"@type\":\"Product\",\"name\":\"BMW E36 TL-ONE Coilover System (1990–2000)\",\"description\":\"Bespoke-valved TL-ONE coilovers for the BMW E36. Hand-assembled per order with CVP\/PVP dyno graphs and travel-adjustable ride height.\",\"brand\":{\"@type\":\"Brand\",\"name\":\"Thunder Lane\"}}\u003c\/script\u003e\n\u003cscript type=\"application\/ld+json\"\u003e{\"@context\":\"https:\/\/schema.org\",\"@type\":\"FAQPage\",\"mainEntity\":[{\"@type\":\"Question\",\"name\":\"What's the lead time?\",\"acceptedAnswer\":{\"@type\":\"Answer\",\"text\":\"4–6 weeks, built to order.\"}},{\"@type\":\"Question\",\"name\":\"What's the warranty?\",\"acceptedAnswer\":{\"@type\":\"Answer\",\"text\":\"6 months — void for track damage, covers unreasonable wear and defects only.\"}},{\"@type\":\"Question\",\"name\":\"Can you help choose spring rates and setup?\",\"acceptedAnswer\":{\"@type\":\"Answer\",\"text\":\"Yes — we confirm rates, ride height targets, and use case with you before building.\"}},{\"@type\":\"Question\",\"name\":\"Is this streetable?\",\"acceptedAnswer\":{\"@type\":\"Answer\",\"text\":\"Yes — every kit can be valved specifically for street use if that's your preference. Even with track-oriented valving, the compliance needed for competent track use often makes for a comfortable street ride, since controlling the platform better also controls body motion better on the street.\"}}]}\u003c\/script\u003e\u003cp class=\"tl-guide-link\"\u003eWant the full breakdown for your chassis? Read the \u003ca href=\"https:\/\/thunderlane.us\/blogs\/news\/best-coilovers-for-classic-bmws-e30-e36-e82-guide\"\u003eclassic BMW coilover guide (E30, E36 \u0026amp; E82)\u003c\/a\u003e.\u003c\/p\u003e\n\u003cdiv class=\"tl-consult-cta\" style=\"margin:32px 0 8px;padding:24px;border:1px solid #e3e3e3;border-radius:8px;text-align:center;\"\u003e\n\u003cp style=\"margin:0 0 6px;font-size:18px;font-weight:600;\"\u003eNot sure which spec you need?\u003c\/p\u003e\n\u003cp style=\"margin:0 0 16px;font-size:15px;color:#555;line-height:1.6;\"\u003eTell us the chassis, how the car is built, and how you use it. We spec the kit before anything is assembled.\u003c\/p\u003e\n\u003ca class=\"tl-consult-btn\" href=\"\/pages\/build-consultation?chassis=E36\u0026amp;product=BMW+E36+TL-ONE\" style=\"display:inline-block;padding:14px 30px;background:#fdb819;color:#111;font-size:16px;font-weight:600;text-decoration:none;border-radius:6px;\"\u003eSpec your build with us\u003c\/a\u003e\n\u003c\/div\u003e","brand":"Thunder Lane","offers":[{"title":"Faulkner (Standard)","offer_id":51687002997035,"sku":"TL-ONE-BMW-E36-1W-UD-FAU","price":2550.0,"currency_code":"USD","in_stock":true},{"title":"Swift","offer_id":51687003029803,"sku":"TL-ONE-BMW-E36-1W-UD-SWI","price":2850.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0943\/7960\/6315\/files\/tl_e46_350z.jpg?v=1755205491"},{"product_id":"bmw-e36-tl-pro-coilover-system-1990-2000","title":"BMW E36 TL-PRO Coilover System (1990–2000)","description":"\u003cp class=\"tl-consult-top\" style=\"margin:0 0 16px;padding:10px 14px;background:#FAEEDA;border-left:3px solid #fdb819;font-size:15px;line-height:1.6;\"\u003e\u003cstrong\u003eBuilt to order.\u003c\/strong\u003e Not sure which spec you need? \u003ca href=\"\/pages\/build-consultation?chassis=E36\u0026amp;product=BMW+E36+TL-PRO\"\u003eSpec your build with us →\u003c\/a\u003e\u003c\/p\u003e\n\u003csection class=\"tlpro-product-description\"\u003e\n\u003cp\u003eThe \u003cstrong\u003eBMW E36 TL-PRO Coilover System\u003c\/strong\u003e is Thunder Lane's flagship true 3-way adjustable coilover for the BMW 3-Series E36 (1990–2000), built for serious track use — time attack, hill climb, road racing, autocross, and HPDE. Every set is hand-assembled in Poland with inverted front struts and inverted rear shocks for consistent damping under hard use.\u003c\/p\u003e\n\u003ch2\u003eBuilt for Racing, Time Attack, Autocross, and HPDE\u003c\/h2\u003e\n\u003cp\u003eSeparate circuits for rebound, low-speed compression, and high-speed compression let you tune platform support, curb compliance, and braking stability independently. Every kit can also be valved specifically for street use — the compliance needed for competent track use often makes for a comfortable street ride, since controlling the platform better also controls body motion better on the street.\u003c\/p\u003e\n\u003ch2\u003eTechnical Specs\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003eInverted front struts and rear shocks, 36mm piston \/ 40mm body\u003c\/li\u003e\n\u003cli\u003e20-click rebound, 34-click low-speed compression, 18-click high-speed compression (true 3-way)\u003c\/li\u003e\n\u003cli\u003eIndependent Ride Height and Travel Adjustment\u003c\/li\u003e\n\u003cli\u003eRemote reservoirs with quick disconnects, customizable hose length\u003c\/li\u003e\n\u003cli\u003e2.5\" linear springs, customizable rates (Swift optional)\u003c\/li\u003e\n\u003cli\u003eCVP + PVP dyno graphs included with every kit\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003eConstruction \u0026amp; Hardware\u003c\/h2\u003e\n\u003cp\u003eInverted front struts and rear shocks increase rigidity under load and improve durability during aggressive driving. Check valves keep damping response consistent as temperatures rise, and every damper is fully rebuildable with individual replacement parts available.\u003c\/p\u003e\n\u003ch2\u003eFitment\u003c\/h2\u003e\n\u003cp\u003eBMW 3-Series E36, 1992–1999 — exact sub-model confirmed during build.\u003c\/p\u003e\n\u003c\/section\u003e\n\u003csection class=\"tlpro-faq\" id=\"tlpro-faq\"\u003e\n\u003ch2\u003eFrequently Asked Questions\u003c\/h2\u003e\n\u003cdetails\u003e\u003csummary\u003eWhat's the lead time?\u003c\/summary\u003e\u003cp\u003e4–6 weeks, built to order.\u003c\/p\u003e\u003c\/details\u003e\n\u003cdetails\u003e\u003csummary\u003eWhat's the warranty?\u003c\/summary\u003e\u003cp\u003e6 months — void for track damage, covers unreasonable wear and defects only.\u003c\/p\u003e\u003c\/details\u003e\n\u003cdetails\u003e\u003csummary\u003eWhat's the benefit of 3-way adjustability?\u003c\/summary\u003e\u003cp\u003eIt lets you tune chassis support (low-speed), impact\/curb compliance (high-speed), and rebound control independently.\u003c\/p\u003e\u003c\/details\u003e\n\u003cdetails\u003e\u003csummary\u003eCan you help me choose spring rates and valving?\u003c\/summary\u003e\u003cp\u003eYes — spring rates, valving profile, top mounts, and reservoir hose length are all selected during the build.\u003c\/p\u003e\u003c\/details\u003e\n\u003cdetails\u003e\u003csummary\u003eIs this streetable?\u003c\/summary\u003e\u003cp\u003eYes — every kit can be valved specifically for street use if that's your preference. Even with track-oriented valving, the compliance needed for competent track use often makes for a comfortable street ride, since controlling the platform better also controls body motion better on the street.\u003c\/p\u003e\u003c\/details\u003e\n\u003c\/section\u003e\n\u003cp\u003eRacing Thunder Lane suspension in Time Attack, Hill Climb, or wheel-to-wheel? Ask about product credit through our contingency program.\u003c\/p\u003e\n\u003cscript type=\"application\/ld+json\"\u003e{\"@context\":\"https:\/\/schema.org\",\"@type\":\"Product\",\"name\":\"BMW E36 TL-PRO Coilover System (1990–2000)\",\"description\":\"True 3-way adjustable TL-PRO coilovers for BMW E36, hand-assembled in Poland with remote reservoirs and CVP\/PVP dyno graphs.\",\"brand\":{\"@type\":\"Brand\",\"name\":\"Thunder Lane\"}}\u003c\/script\u003e\n\u003cscript type=\"application\/ld+json\"\u003e{\"@context\":\"https:\/\/schema.org\",\"@type\":\"FAQPage\",\"mainEntity\":[{\"@type\":\"Question\",\"name\":\"What's the lead time?\",\"acceptedAnswer\":{\"@type\":\"Answer\",\"text\":\"4–6 weeks, built to order.\"}},{\"@type\":\"Question\",\"name\":\"What's the warranty?\",\"acceptedAnswer\":{\"@type\":\"Answer\",\"text\":\"6 months — void for track damage, covers unreasonable wear and defects only.\"}},{\"@type\":\"Question\",\"name\":\"What's the benefit of 3-way adjustability?\",\"acceptedAnswer\":{\"@type\":\"Answer\",\"text\":\"It lets you tune chassis support (low-speed), impact\/curb compliance (high-speed), and rebound control independently.\"}},{\"@type\":\"Question\",\"name\":\"Can you help me choose spring rates and valving?\",\"acceptedAnswer\":{\"@type\":\"Answer\",\"text\":\"Yes — spring rates, valving profile, top mounts, and reservoir hose length are all selected during the build.\"}},{\"@type\":\"Question\",\"name\":\"Is this streetable?\",\"acceptedAnswer\":{\"@type\":\"Answer\",\"text\":\"Yes — every kit can be valved specifically for street use if that's your preference. Even with track-oriented valving, the compliance needed for competent track use often makes for a comfortable street ride, since controlling the platform better also controls body motion better on the street.\"}}]}\u003c\/script\u003e\u003cp class=\"tl-guide-link\"\u003eWant the full breakdown for your chassis? Read the \u003ca href=\"https:\/\/thunderlane.us\/blogs\/news\/best-coilovers-for-classic-bmws-e30-e36-e82-guide\"\u003eclassic BMW coilover guide (E30, E36 \u0026amp; E82)\u003c\/a\u003e.\u003c\/p\u003e\n\u003cdiv class=\"tl-consult-cta\" style=\"margin:32px 0 8px;padding:24px;border:1px solid #e3e3e3;border-radius:8px;text-align:center;\"\u003e\n\u003cp style=\"margin:0 0 6px;font-size:18px;font-weight:600;\"\u003eNot sure which spec you need?\u003c\/p\u003e\n\u003cp style=\"margin:0 0 16px;font-size:15px;color:#555;line-height:1.6;\"\u003eTell us the chassis, how the car is built, and how you use it. We spec the kit before anything is assembled.\u003c\/p\u003e\n\u003ca class=\"tl-consult-btn\" href=\"\/pages\/build-consultation?chassis=E36\u0026amp;product=BMW+E36+TL-PRO\" style=\"display:inline-block;padding:14px 30px;background:#fdb819;color:#111;font-size:16px;font-weight:600;text-decoration:none;border-radius:6px;\"\u003eSpec your build with us\u003c\/a\u003e\n\u003c\/div\u003e","brand":"Thunder Lane","offers":[{"title":"Faulkner (Standard)","offer_id":51687003062571,"sku":"TL-PRO-BMW-E36-3W-UD-FAU","price":5399.99,"currency_code":"USD","in_stock":true},{"title":"Swift","offer_id":51687003095339,"sku":"TL-PRO-BMW-E36-3W-UD-SWI","price":5699.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0943\/7960\/6315\/files\/BMW3wayupsidedowninvertedstrutTLPROcoilover.jpg?v=1767057847"},{"product_id":"bmw-e46-non-m-tl-pro-coilover-system-1997-2006","title":"BMW E46 Non-M TL-PRO Coilover System (1997–2006)","description":"\u003cp class=\"tl-consult-top\" style=\"margin:0 0 16px;padding:10px 14px;background:#FAEEDA;border-left:3px solid #fdb819;font-size:15px;line-height:1.6;\"\u003e\u003cstrong\u003eBuilt to order.\u003c\/strong\u003e Not sure which spec you need? \u003ca href=\"\/pages\/build-consultation?chassis=E46+Non-M\u0026amp;product=BMW+E46+Non-M+TL-PRO\"\u003eSpec your build with us →\u003c\/a\u003e\u003c\/p\u003e\n\u003csection class=\"tlpro-product-description\"\u003e\n\u003cp\u003eThe \u003cstrong\u003eBMW E46 Non-M TL-PRO Coilover System\u003c\/strong\u003e is Thunder Lane’s flagship true 3-way adjustable coilover for the BMW 3-Series E46 (Non-M), built for serious track use — time attack, hill climb, road racing, autocross, and HPDE. Every set is hand-assembled in Poland with inverted front struts and inverted rear shocks for consistent damping under hard use.\u003c\/p\u003e\n\u003ch2\u003eBuilt for Racing, Time Attack, Autocross, and HPDE\u003c\/h2\u003e\n\u003cp\u003eSeparate circuits for rebound, low-speed compression, and high-speed compression let you tune platform support, curb compliance, and braking stability independently. Every kit can also be valved specifically for street use — the compliance needed for competent track use often makes for a comfortable street ride, since controlling the platform better also controls body motion better on the street.\u003c\/p\u003e\n\u003ch2\u003eTechnical Specs\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003eInverted front struts and rear shocks, 36mm piston \/ 40mm body, for stiffness and track durability\u003c\/li\u003e\n\u003cli\u003e20-click rebound, 34-click low-speed compression, 18-click high-speed compression (true 3-way)\u003c\/li\u003e\n\u003cli\u003eIndependent Ride Height and Travel Adjustment\u003c\/li\u003e\n\u003cli\u003eRemote reservoirs with quick disconnects, customizable hose length\u003c\/li\u003e\n\u003cli\u003e2.5\" linear springs, customizable rates (Swift optional)\u003c\/li\u003e\n\u003cli\u003eCVP + PVP dyno graphs included with every kit\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003eConstruction \u0026amp; Hardware\u003c\/h2\u003e\n\u003cp\u003eInverted struts increase rigidity under load and improve durability during aggressive driving. Check valves keep damping response consistent as temperatures rise, and every damper is fully rebuildable with individual replacement parts available.\u003c\/p\u003e\n\u003ch2\u003eFitment\u003c\/h2\u003e\n\u003cp\u003eBMW 3-Series E46 (Non-M) — sedan\/coupe\/wagon, sub-model confirmed during build.\u003c\/p\u003e\n\u003c\/section\u003e\n\u003csection class=\"tlpro-faq\" id=\"tlpro-faq\"\u003e\n\u003ch2\u003eFrequently Asked Questions\u003c\/h2\u003e\n\u003cdetails\u003e\u003csummary\u003eWhat’s the lead time?\u003c\/summary\u003e\u003cp\u003e4–6 weeks, built to order.\u003c\/p\u003e\u003c\/details\u003e\n\u003cdetails\u003e\u003csummary\u003eWhat’s the warranty?\u003c\/summary\u003e\u003cp\u003e6 months — void for track damage, covers unreasonable wear and defects only.\u003c\/p\u003e\u003c\/details\u003e\n\u003cdetails\u003e\u003csummary\u003eWhat’s the benefit of 3-way adjustability?\u003c\/summary\u003e\u003cp\u003eIt lets you tune chassis support (low-speed), impact\/curb compliance (high-speed), and rebound control independently.\u003c\/p\u003e\u003c\/details\u003e\n\u003cdetails\u003e\u003csummary\u003eCan you help me choose spring rates and valving?\u003c\/summary\u003e\u003cp\u003eYes — spring rates, valving profile, top mounts, and reservoir hose length are all selected during the build.\u003c\/p\u003e\u003c\/details\u003e\n\u003cdetails\u003e\u003csummary\u003eIs this streetable?\u003c\/summary\u003e\u003cp\u003eYes — every kit can be valved specifically for street use if that’s your preference. Even with track-oriented valving, the compliance needed for competent track use often makes for a comfortable street ride, since controlling the platform better also controls body motion better on the street.\u003c\/p\u003e\u003c\/details\u003e\n\u003c\/section\u003e\n\u003cp\u003eRacing Thunder Lane suspension in Time Attack, Hill Climb, or wheel-to-wheel? Ask about product credit through our contingency program.\u003c\/p\u003e\n\u003cscript type=\"application\/ld+json\"\u003e{\"@context\":\"https:\/\/schema.org\",\"@type\":\"Product\",\"name\":\"BMW E46 Non-M TL-PRO Coilover System (1997–2006)\",\"description\":\"True 3-way adjustable TL-PRO coilovers for BMW E46 Non-M, hand-assembled in Poland with remote reservoirs and CVP\/PVP dyno graphs.\",\"brand\":{\"@type\":\"Brand\",\"name\":\"Thunder Lane\"}}\u003c\/script\u003e\n\u003cscript type=\"application\/ld+json\"\u003e{\"@context\":\"https:\/\/schema.org\",\"@type\":\"FAQPage\",\"mainEntity\":[{\"@type\":\"Question\",\"name\":\"What’s the lead time?\",\"acceptedAnswer\":{\"@type\":\"Answer\",\"text\":\"4–6 weeks, built to order.\"}},{\"@type\":\"Question\",\"name\":\"What’s the warranty?\",\"acceptedAnswer\":{\"@type\":\"Answer\",\"text\":\"6 months — void for track damage, covers unreasonable wear and defects only.\"}},{\"@type\":\"Question\",\"name\":\"What’s the benefit of 3-way adjustability?\",\"acceptedAnswer\":{\"@type\":\"Answer\",\"text\":\"It lets you tune chassis support (low-speed), impact\/curb compliance (high-speed), and rebound control independently.\"}},{\"@type\":\"Question\",\"name\":\"Can you help me choose spring rates and valving?\",\"acceptedAnswer\":{\"@type\":\"Answer\",\"text\":\"Yes — spring rates, valving profile, top mounts, and reservoir hose length are all selected during the build.\"}},{\"@type\":\"Question\",\"name\":\"Is this streetable?\",\"acceptedAnswer\":{\"@type\":\"Answer\",\"text\":\"Yes — every kit can be valved specifically for street use if that’s your preference. Even with track-oriented valving, the compliance needed for competent track use often makes for a comfortable street ride, since controlling the platform better also controls body motion better on the street.\"}}]}\u003c\/script\u003e\u003cp class=\"tl-guide-link\"\u003eWant the full breakdown for your chassis? Read the \u003ca href=\"https:\/\/thunderlane.us\/blogs\/news\/best-coilovers-for-the-bmw-e46-non-m-m3\"\u003eBMW E46 coilover buying guide\u003c\/a\u003e.\u003c\/p\u003e\n\u003cdiv class=\"tl-consult-cta\" style=\"margin:32px 0 8px;padding:24px;border:1px solid #e3e3e3;border-radius:8px;text-align:center;\"\u003e\n\u003cp style=\"margin:0 0 6px;font-size:18px;font-weight:600;\"\u003eNot sure which spec you need?\u003c\/p\u003e\n\u003cp style=\"margin:0 0 16px;font-size:15px;color:#555;line-height:1.6;\"\u003eTell us the chassis, how the car is built, and how you use it. We spec the kit before anything is assembled.\u003c\/p\u003e\n\u003ca class=\"tl-consult-btn\" href=\"\/pages\/build-consultation?chassis=E46+Non-M\u0026amp;product=BMW+E46+Non-M+TL-PRO\" style=\"display:inline-block;padding:14px 30px;background:#fdb819;color:#111;font-size:16px;font-weight:600;text-decoration:none;border-radius:6px;\"\u003eSpec your build with us\u003c\/a\u003e\n\u003c\/div\u003e","brand":"Thunder Lane","offers":[{"title":"Faulkner (Standard)","offer_id":51687003128107,"sku":"TL-PRO-BMW-E46-3W-UD-FAU","price":5399.99,"currency_code":"USD","in_stock":true},{"title":"Swift","offer_id":51687003160875,"sku":"TL-PRO-BMW-E46-3W-UD-SWI","price":5699.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0943\/7960\/6315\/files\/IMG_9115-1024x768.jpg?v=1766161649"},{"product_id":"bmw-e82-1-series-tl-one-coilover-system-2004-2013","title":"BMW E82 1 Series TL-ONE Coilover System (2004–2013)","description":"\u003cp class=\"tl-consult-top\" style=\"margin:0 0 16px;padding:10px 14px;background:#FAEEDA;border-left:3px solid #fdb819;font-size:15px;line-height:1.6;\"\u003e\u003cstrong\u003eBuilt to order.\u003c\/strong\u003e Not sure which spec you need? \u003ca href=\"\/pages\/build-consultation?chassis=E82+1+Series\u0026amp;product=BMW+E82+1+Series+TL-ONE\"\u003eSpec your build with us →\u003c\/a\u003e\u003c\/p\u003e\n\u003csection class=\"tlone-product-description\"\u003e\n\u003cp\u003eThe \u003cstrong\u003eBMW E82 1 Series TL-ONE Coilover System\u003c\/strong\u003e is Thunder Lane's track-focused single-adjustable coilover for the BMW 1 Series E82 — hand-assembled in Poland and bespoke-valved to your tire, aero, and grip level, whether you're running HPDE, autocross, time attack, or wheel-to-wheel.\u003c\/p\u003e\n\u003ch2\u003eBuilt for Racing, Time Attack, Autocross, and HPDE\u003c\/h2\u003e\n\u003cp\u003eInverted front dampers add rigidity where the E82 chassis needs it most under trail-braking and corner-exit load. Every kit can also be valved specifically for street use — the compliance needed for competent track use often makes for a comfortable street ride, since controlling the platform better also controls body motion better on the street.\u003c\/p\u003e\n\u003ch2\u003eTechnical Specs\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003eInverted front dampers with advanced piston technology and check valves\u003c\/li\u003e\n\u003cli\u003e20-click rebound adjustment (1-way)\u003c\/li\u003e\n\u003cli\u003eIndependent Ride Height and Travel Adjustment\u003c\/li\u003e\n\u003cli\u003e2.5\" linear springs, customizable rates (Swift optional)\u003c\/li\u003e\n\u003cli\u003eSpherical bearing top mounts\u003c\/li\u003e\n\u003cli\u003eCVP + PVP dyno graphs included with every kit\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003eConstruction \u0026amp; Hardware\u003c\/h2\u003e\n\u003cp\u003eElectroplated bodies resist long-term corrosion, and spherical top mounts hold alignment precisely through hard cornering. Every damper is rebuildable and serviceable as your setup evolves.\u003c\/p\u003e\n\u003ch2\u003eFitment\u003c\/h2\u003e\n\u003cp\u003eBMW 1 Series E82, 2004–2013, all trims — exact chassis and options confirmed during build.\u003c\/p\u003e\n\u003c\/section\u003e\n\u003csection class=\"tlone-faq\" id=\"tlone-faq\"\u003e\n\u003ch2\u003eFrequently Asked Questions\u003c\/h2\u003e\n\u003cdetails\u003e\u003csummary\u003eWhat's the lead time?\u003c\/summary\u003e\u003cp\u003e4–6 weeks, built to order.\u003c\/p\u003e\u003c\/details\u003e\n\u003cdetails\u003e\u003csummary\u003eWhat's the warranty?\u003c\/summary\u003e\u003cp\u003e6 months — void for track damage, covers unreasonable wear and defects only.\u003c\/p\u003e\u003c\/details\u003e\n\u003cdetails\u003e\u003csummary\u003eCan you help choose spring rates and setup?\u003c\/summary\u003e\u003cp\u003eYes — we confirm rates, ride height targets, and use case with you before building.\u003c\/p\u003e\u003c\/details\u003e\n\u003cdetails\u003e\u003csummary\u003eIs this streetable?\u003c\/summary\u003e\u003cp\u003eYes — every kit can be valved specifically for street use if that's your preference. Even with track-oriented valving, the compliance needed for competent track use often makes for a comfortable street ride, since controlling the platform better also controls body motion better on the street.\u003c\/p\u003e\u003c\/details\u003e\n\u003c\/section\u003e\n\u003cp\u003eRacing Thunder Lane suspension in Time Attack, Hill Climb, or wheel-to-wheel? Ask about product credit through our contingency program.\u003c\/p\u003e\n\u003cscript type=\"application\/ld+json\"\u003e{\"@context\":\"https:\/\/schema.org\",\"@type\":\"Product\",\"name\":\"BMW E82 1 Series TL-ONE Coilover System (2004–2013)\",\"description\":\"Bespoke-valved TL-ONE coilovers for the BMW 1 Series E82. Hand-assembled per order with CVP\/PVP dyno graphs and travel-adjustable ride height.\",\"brand\":{\"@type\":\"Brand\",\"name\":\"Thunder Lane\"}}\u003c\/script\u003e\n\u003cscript type=\"application\/ld+json\"\u003e{\"@context\":\"https:\/\/schema.org\",\"@type\":\"FAQPage\",\"mainEntity\":[{\"@type\":\"Question\",\"name\":\"What's the lead time?\",\"acceptedAnswer\":{\"@type\":\"Answer\",\"text\":\"4–6 weeks, built to order.\"}},{\"@type\":\"Question\",\"name\":\"What's the warranty?\",\"acceptedAnswer\":{\"@type\":\"Answer\",\"text\":\"6 months — void for track damage, covers unreasonable wear and defects only.\"}},{\"@type\":\"Question\",\"name\":\"Can you help choose spring rates and setup?\",\"acceptedAnswer\":{\"@type\":\"Answer\",\"text\":\"Yes — we confirm rates, ride height targets, and use case with you before building.\"}},{\"@type\":\"Question\",\"name\":\"Is this streetable?\",\"acceptedAnswer\":{\"@type\":\"Answer\",\"text\":\"Yes — every kit can be valved specifically for street use if that's your preference. Even with track-oriented valving, the compliance needed for competent track use often makes for a comfortable street ride, since controlling the platform better also controls body motion better on the street.\"}}]}\u003c\/script\u003e\u003cp class=\"tl-guide-link\"\u003eWant the full breakdown for your chassis? Read the \u003ca href=\"https:\/\/thunderlane.us\/blogs\/news\/best-coilovers-for-classic-bmws-e30-e36-e82-guide\"\u003eclassic BMW coilover guide (E30, E36 \u0026amp; E82)\u003c\/a\u003e.\u003c\/p\u003e\n\u003cdiv class=\"tl-consult-cta\" style=\"margin:32px 0 8px;padding:24px;border:1px solid #e3e3e3;border-radius:8px;text-align:center;\"\u003e\n\u003cp style=\"margin:0 0 6px;font-size:18px;font-weight:600;\"\u003eNot sure which spec you need?\u003c\/p\u003e\n\u003cp style=\"margin:0 0 16px;font-size:15px;color:#555;line-height:1.6;\"\u003eTell us the chassis, how the car is built, and how you use it. We spec the kit before anything is assembled.\u003c\/p\u003e\n\u003ca class=\"tl-consult-btn\" href=\"\/pages\/build-consultation?chassis=E82+1+Series\u0026amp;product=BMW+E82+1+Series+TL-ONE\" style=\"display:inline-block;padding:14px 30px;background:#fdb819;color:#111;font-size:16px;font-weight:600;text-decoration:none;border-radius:6px;\"\u003eSpec your build with us\u003c\/a\u003e\n\u003c\/div\u003e","brand":"Thunder Lane","offers":[{"title":"Faulkner (Standard)","offer_id":52959409504555,"sku":"TL-ONE-BMW-E82-1W-FAU","price":2714.25,"currency_code":"USD","in_stock":true},{"title":"Swift","offer_id":52959409537323,"sku":"TL-ONE-BMW-E82-1W-SWI","price":3014.25,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0943\/7960\/6315\/files\/IMG_9114-768x1024.jpg?v=1766155071"},{"product_id":"bmw-f22-2-series-tl-one-coilover-system-2014-2021","title":"BMW F22 2 Series TL-ONE Coilover System (2014–2021)","description":"\u003cp class=\"tl-consult-top\" style=\"margin:0 0 16px;padding:10px 14px;background:#FAEEDA;border-left:3px solid #fdb819;font-size:15px;line-height:1.6;\"\u003e\u003cstrong\u003eBuilt to order.\u003c\/strong\u003e Not sure which spec you need? \u003ca href=\"\/pages\/build-consultation?chassis=F22+2+Series\u0026amp;product=BMW+F22+2+Series+TL-ONE\"\u003eSpec your build with us →\u003c\/a\u003e\u003c\/p\u003e\n\u003csection class=\"tlone-product-description\"\u003e\n\u003cp\u003eThe \u003cstrong\u003eBMW F22 2 Series TL-ONE Coilover System\u003c\/strong\u003e is Thunder Lane's track-focused single-adjustable coilover for the F22 2 Series — hand-assembled in Poland and bespoke-valved to your car, tires, and goals. Every set ships with inverted front struts and rear shocks, 20-click rebound adjustment, adjustable end links, and dual height adjustment.\u003c\/p\u003e\n\u003ch2\u003eBuilt for Racing, Time Attack, Autocross, and HPDE\u003c\/h2\u003e\n\u003cp\u003eThe F22's stiff shell and rear-drive balance reward a coilover that controls weight transfer without going harsh. TL-ONE is valved around that balance, and every kit can also be valved specifically for street use — the compliance needed for competent track use often makes for a comfortable street ride, since controlling the platform better also controls body motion better on the street.\u003c\/p\u003e\n\u003ch2\u003eTechnical Specs\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003eInverted front struts and rear shocks, rebuildable monotube design\u003c\/li\u003e\n\u003cli\u003e20-click rebound adjustment (1-way)\u003c\/li\u003e\n\u003cli\u003eDual height adjustment; front and rear adjustable end links included\u003c\/li\u003e\n\u003cli\u003eCamber top-hat options (3-bolt and 5-bolt); pillowball or rubber upper mounts\u003c\/li\u003e\n\u003cli\u003eSpring rates finalized in consultation with you before production begins\u003c\/li\u003e\n\u003cli\u003eDigressive valving; CVP + PVP dyno graphs included with every kit\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003eConstruction \u0026amp; Hardware\u003c\/h2\u003e\n\u003cp\u003eInverted front struts increase rigidity under load and reduce unsprung weight, while check valves manage the split between compression and rebound for strong low-speed platform control. Every damper is electroplated for corrosion resistance and is fully rebuildable, serviceable, and re-valvable as tires, alignment, or use case change.\u003c\/p\u003e\n\u003ch2\u003eFitment\u003c\/h2\u003e\n\u003cp\u003eBMW 2 Series (F22), including 228i, M235i and M240i, 2014–2021.\u003c\/p\u003e\n\u003c\/section\u003e\n\u003csection class=\"tlone-faq\" id=\"tlone-faq\"\u003e\n\u003ch2\u003eFrequently Asked Questions\u003c\/h2\u003e\n\u003cdetails\u003e\u003csummary\u003eWhat's the lead time?\u003c\/summary\u003e\u003cp\u003e4–6 weeks, built to order.\u003c\/p\u003e\u003c\/details\u003e\n\u003cdetails\u003e\u003csummary\u003eWhat's the warranty?\u003c\/summary\u003e\u003cp\u003e6 months — void for track damage, covers unreasonable wear and defects only.\u003c\/p\u003e\u003c\/details\u003e\n\u003cdetails\u003e\u003csummary\u003eIs this streetable?\u003c\/summary\u003e\u003cp\u003eYes — every kit can be valved specifically for street use if that's your preference. Even with track-oriented valving, the compliance needed for competent track use often makes for a comfortable street ride.\u003c\/p\u003e\u003c\/details\u003e\n\u003cdetails\u003e\u003csummary\u003eHow are spring rates chosen?\u003c\/summary\u003e\u003cp\u003eWe finalize spring rates with you before production begins, matched to your car, tires, and goals.\u003c\/p\u003e\u003c\/details\u003e\n\u003c\/section\u003e\n\u003cp\u003eRacing Thunder Lane suspension in Time Attack, Hill Climb, or wheel-to-wheel? Ask about product credit through our contingency program.\u003c\/p\u003e\n\u003cscript type=\"application\/ld+json\"\u003e{\"@context\":\"https:\/\/schema.org\",\"@type\":\"Product\",\"name\":\"BMW F22 2 Series TL-ONE Coilover System\",\"description\":\"TL-ONE coilovers for the BMW 2 Series (F22), hand-assembled in Poland with inverted dampers, 20-click rebound, adjustable end links, and CVP\/PVP dyno graphs.\",\"brand\":{\"@type\":\"Brand\",\"name\":\"Thunder Lane\"}}\u003c\/script\u003e\n\u003cscript type=\"application\/ld+json\"\u003e{\"@context\":\"https:\/\/schema.org\",\"@type\":\"FAQPage\",\"mainEntity\":[{\"@type\":\"Question\",\"name\":\"What's the lead time?\",\"acceptedAnswer\":{\"@type\":\"Answer\",\"text\":\"4–6 weeks, built to order.\"}},{\"@type\":\"Question\",\"name\":\"What's the warranty?\",\"acceptedAnswer\":{\"@type\":\"Answer\",\"text\":\"6 months — void for track damage, covers unreasonable wear and defects only.\"}},{\"@type\":\"Question\",\"name\":\"Is this streetable?\",\"acceptedAnswer\":{\"@type\":\"Answer\",\"text\":\"Yes — every kit can be valved specifically for street use, and track-oriented valving often rides comfortably on the street.\"}}]}\u003c\/script\u003e\u003cp class=\"tl-guide-link\"\u003eWant the full breakdown for your chassis? Read the \u003ca href=\"https:\/\/thunderlane.us\/blogs\/news\/best-coilovers-for-the-bmw-2-series-f22-tl-one-tl-pro-guide\"\u003eBMW F22 2 Series coilover buying guide\u003c\/a\u003e.\u003c\/p\u003e\n\u003cdiv class=\"tl-consult-cta\" style=\"margin:32px 0 8px;padding:24px;border:1px solid #e3e3e3;border-radius:8px;text-align:center;\"\u003e\n\u003cp style=\"margin:0 0 6px;font-size:18px;font-weight:600;\"\u003eNot sure which spec you need?\u003c\/p\u003e\n\u003cp style=\"margin:0 0 16px;font-size:15px;color:#555;line-height:1.6;\"\u003eTell us the chassis, how the car is built, and how you use it. We spec the kit before anything is assembled.\u003c\/p\u003e\n\u003ca class=\"tl-consult-btn\" href=\"\/pages\/build-consultation?chassis=F22+2+Series\u0026amp;product=BMW+F22+2+Series+TL-ONE\" style=\"display:inline-block;padding:14px 30px;background:#fdb819;color:#111;font-size:16px;font-weight:600;text-decoration:none;border-radius:6px;\"\u003eSpec your build with us\u003c\/a\u003e\n\u003c\/div\u003e","brand":"Thunder Lane","offers":[{"title":"Faulkner (Standard)","offer_id":54981334532395,"sku":"TL-ONE-BMW-F22-1W-FAU","price":2950.0,"currency_code":"USD","in_stock":true},{"title":"Swift","offer_id":54981334565163,"sku":"TL-ONE-BMW-F22-1W-SWI","price":3250.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0943\/7960\/6315\/files\/BMW_F_22-819x1024.jpg?v=1786465015"},{"product_id":"bmw-e60-5-series-tl-one-coilover-system-2003-2010","title":"BMW E60 5 Series TL-ONE Coilover System (2003–2010)","description":"\u003cp class=\"tl-consult-top\" style=\"margin:0 0 16px;padding:10px 14px;background:#FAEEDA;border-left:3px solid #fdb819;font-size:15px;line-height:1.6;\"\u003e\u003cstrong\u003eBuilt to order.\u003c\/strong\u003e Not sure which spec you need? \u003ca href=\"\/pages\/build-consultation?chassis=E60+5+Series\u0026amp;product=BMW+E60+5+Series+TL-ONE\"\u003eSpec your build with us →\u003c\/a\u003e\u003c\/p\u003e\n\u003csection class=\"tlone-product-description\"\u003e\n\u003cp\u003eThe \u003cstrong\u003eBMW E60 5 Series TL-ONE Coilover System\u003c\/strong\u003e is Thunder Lane's track-focused single-adjustable coilover for the BMW E60 5 Series (2003–2010) — hand-assembled in Poland and bespoke-valved to your car, tires, and goals. It pairs 46mm monotube dampers with 20-click rebound adjustment, dual height adjustment, and linear springs valved specifically to your setup.\u003c\/p\u003e\n\u003ch2\u003eBuilt for Racing, Time Attack, Autocross, and HPDE\u003c\/h2\u003e\n\u003cp\u003eThe E60 carries real mass on a comfort-biased chassis, so it rewards a damper that disciplines body motion without punishing the road. TL-ONE is valved around that balance, and every kit can also be valved specifically for street use — the compliance needed for competent track use often makes for a comfortable street ride, since controlling the platform better also controls body motion better on the street.\u003c\/p\u003e\n\u003ch2\u003eTechnical Specs\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003e46mm monotube damper bodies, electroplated and fully rebuildable\u003c\/li\u003e\n\u003cli\u003e20-click rebound adjustment (single-adjustable) with digressive valving\u003c\/li\u003e\n\u003cli\u003eDual height adjustment independent of spring preload\u003c\/li\u003e\n\u003cli\u003eRubber or pillowball (spherical) top mounts\u003c\/li\u003e\n\u003cli\u003eLinear-rate springs specified to your car, with Swift spring option\u003c\/li\u003e\n\u003cli\u003eSpring rates finalized in consultation with you before production begins\u003c\/li\u003e\n\u003cli\u003eCVP + PVP dyno graphs included with every kit\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003eConstruction \u0026amp; Hardware\u003c\/h2\u003e\n\u003cp\u003eCheck valves manage the split between compression and rebound for strong low-speed platform control. The 46mm monotube bodies are electroplated for corrosion resistance, and every damper is fully rebuildable, serviceable, and re-valvable with individual replacement parts.\u003c\/p\u003e\n\u003ch2\u003eFitment\u003c\/h2\u003e\n\u003cp\u003eBMW E60 5 Series, all trims, 2003–2010.\u003c\/p\u003e\n\u003c\/section\u003e\n\u003csection class=\"tlone-faq\" id=\"tlone-faq\"\u003e\n\u003ch2\u003eFrequently Asked Questions\u003c\/h2\u003e\n\u003cdetails\u003e\u003csummary\u003eWhat's the lead time?\u003c\/summary\u003e\u003cp\u003e4–6 weeks, built to order.\u003c\/p\u003e\u003c\/details\u003e\n\u003cdetails\u003e\u003csummary\u003eWhat's the warranty?\u003c\/summary\u003e\u003cp\u003e6 months — void for track damage, covers unreasonable wear and defects only.\u003c\/p\u003e\u003c\/details\u003e\n\u003cdetails\u003e\u003csummary\u003eIs this streetable?\u003c\/summary\u003e\u003cp\u003eYes — every kit can be valved specifically for street use if that's your preference. Even with track-oriented valving, the compliance needed for competent track use often makes for a comfortable street ride.\u003c\/p\u003e\u003c\/details\u003e\n\u003cdetails\u003e\u003csummary\u003eAre the shocks rebuildable?\u003c\/summary\u003e\u003cp\u003eYes, fully serviceable with individual replacement parts.\u003c\/p\u003e\u003c\/details\u003e\n\u003c\/section\u003e\n\u003cp\u003eRacing Thunder Lane suspension in Time Attack, Hill Climb, or wheel-to-wheel? Ask about product credit through our contingency program.\u003c\/p\u003e\n\u003cscript type=\"application\/ld+json\"\u003e{\"@context\":\"https:\/\/schema.org\",\"@type\":\"Product\",\"name\":\"BMW E60 5 Series TL-ONE Coilover System\",\"description\":\"BMW E60 TL-ONE coilovers: 46mm monotube dampers, 20-click rebound, rebuildable, hand-assembled in Poland with CVP\/PVP dyno graphs included.\",\"brand\":{\"@type\":\"Brand\",\"name\":\"Thunder Lane\"}}\u003c\/script\u003e\n\u003cscript type=\"application\/ld+json\"\u003e{\"@context\":\"https:\/\/schema.org\",\"@type\":\"FAQPage\",\"mainEntity\":[{\"@type\":\"Question\",\"name\":\"What's the lead time?\",\"acceptedAnswer\":{\"@type\":\"Answer\",\"text\":\"4–6 weeks, built to order.\"}},{\"@type\":\"Question\",\"name\":\"What's the warranty?\",\"acceptedAnswer\":{\"@type\":\"Answer\",\"text\":\"6 months — void for track damage, covers unreasonable wear and defects only.\"}},{\"@type\":\"Question\",\"name\":\"Is this streetable?\",\"acceptedAnswer\":{\"@type\":\"Answer\",\"text\":\"Yes — every kit can be valved specifically for street use, and track-oriented valving often rides comfortably on the street.\"}}]}\u003c\/script\u003e\u003cp class=\"tl-guide-link\"\u003eWant the full breakdown for your chassis? Read the \u003ca href=\"https:\/\/thunderlane.us\/blogs\/news\/best-coilovers-for-the-bmw-e60-5-series\"\u003eBMW E60 5 Series coilover buying guide\u003c\/a\u003e.\u003c\/p\u003e\n\u003cdiv class=\"tl-consult-cta\" style=\"margin:32px 0 8px;padding:24px;border:1px solid #e3e3e3;border-radius:8px;text-align:center;\"\u003e\n\u003cp style=\"margin:0 0 6px;font-size:18px;font-weight:600;\"\u003eNot sure which spec you need?\u003c\/p\u003e\n\u003cp style=\"margin:0 0 16px;font-size:15px;color:#555;line-height:1.6;\"\u003eTell us the chassis, how the car is built, and how you use it. We spec the kit before anything is assembled.\u003c\/p\u003e\n\u003ca class=\"tl-consult-btn\" href=\"\/pages\/build-consultation?chassis=E60+5+Series\u0026amp;product=BMW+E60+5+Series+TL-ONE\" style=\"display:inline-block;padding:14px 30px;background:#fdb819;color:#111;font-size:16px;font-weight:600;text-decoration:none;border-radius:6px;\"\u003eSpec your build with us\u003c\/a\u003e\n\u003c\/div\u003e","brand":"Thunder Lane","offers":[{"title":"Faulkner (Standard)","offer_id":54981461475627,"sku":"TL-ONE-BMW-E60-1W-FAU","price":2750.0,"currency_code":"USD","in_stock":true},{"title":"Swift","offer_id":54981461508395,"sku":"TL-ONE-BMW-E60-1W-SWI","price":3050.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0943\/7960\/6315\/files\/IMG_9724-768x1024.jpg?v=1786465577"},{"product_id":"bmw-f30-3-series-tl-one-coilover-system-2012-2019","title":"BMW F30 3 Series TL-ONE Coilover System (2012–2019)","description":"\u003cp class=\"tl-consult-top\" style=\"margin:0 0 16px;padding:10px 14px;background:#FAEEDA;border-left:3px solid #fdb819;font-size:15px;line-height:1.6;\"\u003e\u003cstrong\u003eBuilt to order.\u003c\/strong\u003e Not sure which spec you need? \u003ca href=\"\/pages\/build-consultation?chassis=F30+3+Series\u0026amp;product=BMW+F30+3+Series+TL-ONE\"\u003eSpec your build with us →\u003c\/a\u003e\u003c\/p\u003e\n\u003csection class=\"tlone-product-description\"\u003e\n\u003cp\u003eThe \u003cstrong\u003eBMW F30 3 Series TL-ONE Coilover System\u003c\/strong\u003e is Thunder Lane's track-focused single-adjustable coilover for the BMW F30 3 Series (2012–2019) — hand-assembled in Poland and bespoke-valved to your car, tires, and goals. It pairs 46mm-piston front dampers and upside-down (inverted) 36mm piston \/ 40mm body rear dampers with 20-click rebound adjustment and front camber plates.\u003c\/p\u003e\n\u003ch2\u003eBuilt for Racing, Time Attack, Autocross, and HPDE\u003c\/h2\u003e\n\u003cp\u003eThe F30 is a stiff, well-balanced modern chassis that responds immediately to better damping and a camber-adjustable front end. TL-ONE is valved around that balance, and every kit can also be valved specifically for street use — the compliance needed for competent track use often makes for a comfortable street ride, since controlling the platform better also controls body motion better on the street.\u003c\/p\u003e\n\u003ch2\u003eTechnical Specs\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003eMonotube damper bodies, electroplated and fully rebuildable\u003c\/li\u003e\n\u003cli\u003e20-click rebound adjustment (single-adjustable) with digressive valving\u003c\/li\u003e\n\u003cli\u003eFront dampers 46mm piston; upside-down (inverted) rear dampers 36mm piston \/ 40mm body for added strength and reduced unsprung mass\u003c\/li\u003e\n\u003cli\u003eFront camber plates; rubber or pillowball rear top mounts\u003c\/li\u003e\n\u003cli\u003eLinear-rate springs specified to your car, with Swift spring option\u003c\/li\u003e\n\u003cli\u003eSpring rates finalized in consultation with you before production begins\u003c\/li\u003e\n\u003cli\u003eCVP + PVP dyno graphs included with every kit\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003eConstruction \u0026amp; Hardware\u003c\/h2\u003e\n\u003cp\u003eCheck valves manage the split between compression and rebound for strong low-speed platform control. The monotube bodies are electroplated for corrosion resistance, and every damper is fully rebuildable, serviceable, and re-valvable with individual replacement parts.\u003c\/p\u003e\n\u003ch2\u003eFitment\u003c\/h2\u003e\n\u003cp\u003eBMW F30 3 Series, all trims, 2012–2019.\u003c\/p\u003e\n\u003c\/section\u003e\n\u003csection class=\"tlone-faq\" id=\"tlone-faq\"\u003e\n\u003ch2\u003eFrequently Asked Questions\u003c\/h2\u003e\n\u003cdetails\u003e\u003csummary\u003eWhat's the lead time?\u003c\/summary\u003e\u003cp\u003e4–6 weeks, built to order.\u003c\/p\u003e\u003c\/details\u003e\n\u003cdetails\u003e\u003csummary\u003eWhat's the warranty?\u003c\/summary\u003e\u003cp\u003e6 months — void for track damage, covers unreasonable wear and defects only.\u003c\/p\u003e\u003c\/details\u003e\n\u003cdetails\u003e\u003csummary\u003eIs this streetable?\u003c\/summary\u003e\u003cp\u003eYes — every kit can be valved specifically for street use if that's your preference. Even with track-oriented valving, the compliance needed for competent track use often makes for a comfortable street ride.\u003c\/p\u003e\u003c\/details\u003e\n\u003cdetails\u003e\u003csummary\u003eAre the shocks rebuildable?\u003c\/summary\u003e\u003cp\u003eYes, fully serviceable with individual replacement parts.\u003c\/p\u003e\u003c\/details\u003e\n\u003c\/section\u003e\n\u003cp\u003eRacing Thunder Lane suspension in Time Attack, Hill Climb, or wheel-to-wheel? Ask about product credit through our contingency program.\u003c\/p\u003e\n\u003cscript type=\"application\/ld+json\"\u003e{\"@context\":\"https:\/\/schema.org\",\"@type\":\"Product\",\"name\":\"BMW F30 3 Series TL-ONE Coilover System\",\"description\":\"BMW F30 TL-ONE coilovers: 46mm piston front dampers, inverted 36mm piston \/ 40mm body rear dampers, 20-click rebound, front camber plates, hand-assembled in Poland with CVP\/PVP dyno graphs.\",\"brand\":{\"@type\":\"Brand\",\"name\":\"Thunder Lane\"}}\u003c\/script\u003e\n\u003cscript type=\"application\/ld+json\"\u003e{\"@context\":\"https:\/\/schema.org\",\"@type\":\"FAQPage\",\"mainEntity\":[{\"@type\":\"Question\",\"name\":\"What's the lead time?\",\"acceptedAnswer\":{\"@type\":\"Answer\",\"text\":\"4–6 weeks, built to order.\"}},{\"@type\":\"Question\",\"name\":\"What's the warranty?\",\"acceptedAnswer\":{\"@type\":\"Answer\",\"text\":\"6 months — void for track damage, covers unreasonable wear and defects only.\"}},{\"@type\":\"Question\",\"name\":\"Is this streetable?\",\"acceptedAnswer\":{\"@type\":\"Answer\",\"text\":\"Yes — every kit can be valved specifically for street use, and track-oriented valving often rides comfortably on the street.\"}}]}\u003c\/script\u003e\u003cp class=\"tl-guide-link\"\u003eWant the full breakdown for your chassis? Read the \u003ca href=\"https:\/\/thunderlane.us\/blogs\/news\/best-coilovers-for-the-bmw-f30-3-series\"\u003eBMW F30 3 Series coilover buying guide\u003c\/a\u003e.\u003c\/p\u003e\n\u003cdiv class=\"tl-consult-cta\" style=\"margin:32px 0 8px;padding:24px;border:1px solid #e3e3e3;border-radius:8px;text-align:center;\"\u003e\n\u003cp style=\"margin:0 0 6px;font-size:18px;font-weight:600;\"\u003eNot sure which spec you need?\u003c\/p\u003e\n\u003cp style=\"margin:0 0 16px;font-size:15px;color:#555;line-height:1.6;\"\u003eTell us the chassis, how the car is built, and how you use it. We spec the kit before anything is assembled.\u003c\/p\u003e\n\u003ca class=\"tl-consult-btn\" href=\"\/pages\/build-consultation?chassis=F30+3+Series\u0026amp;product=BMW+F30+3+Series+TL-ONE\" style=\"display:inline-block;padding:14px 30px;background:#fdb819;color:#111;font-size:16px;font-weight:600;text-decoration:none;border-radius:6px;\"\u003eSpec your build with us\u003c\/a\u003e\n\u003c\/div\u003e","brand":"Thunder Lane","offers":[{"title":"Faulkner (Standard)","offer_id":54981461606699,"sku":"TL-ONE-BMW-F30-1W-FAU","price":2850.0,"currency_code":"USD","in_stock":true},{"title":"Swift","offer_id":54981461639467,"sku":"TL-ONE-BMW-F30-1W-SWI","price":3150.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0943\/7960\/6315\/files\/BMW_f30-rotated.jpg?v=1786465587"},{"product_id":"bmw-e9x-m3-tl-one-coilover-system-2007-2013","title":"BMW E9x M3 TL-ONE Coilover System (2007–2013)","description":"\u003cp class=\"tl-consult-top\" style=\"margin:0 0 16px;padding:10px 14px;background:#FAEEDA;border-left:3px solid #fdb819;font-size:15px;line-height:1.6;\"\u003e\u003cstrong\u003eBuilt to order.\u003c\/strong\u003e Not sure which spec you need? \u003ca href=\"\/pages\/build-consultation?chassis=E9x+M3\u0026amp;product=BMW+E9x+M3+TL-ONE\"\u003eSpec your build with us →\u003c\/a\u003e\u003c\/p\u003e\n\u003csection class=\"tlone-product-description\"\u003e\n\u003cp\u003eThe \u003cstrong\u003eBMW E9x M3 TL-ONE Coilover System\u003c\/strong\u003e is Thunder Lane's track-focused single-adjustable coilover for the BMW E90\/E92\/E93 M3 (2007–2013) — hand-assembled in Poland and bespoke-valved to your car, tires, and goals. It pairs inverted front struts and rear shocks, 36mm piston \/ 40mm body, with 20-click rebound adjustment and camber-adjustable top mounts.\u003c\/p\u003e\n\u003ch2\u003eBuilt for Racing, Time Attack, Autocross, and HPDE\u003c\/h2\u003e\n\u003cp\u003eThe E9x M3 is a high-revving, track-hungry platform that rewards precise damping and camber adjustment to put its wide tires to work. TL-ONE is valved around that balance, and every kit can also be valved specifically for street use — the compliance needed for competent track use often makes for a comfortable street ride, since controlling the platform better also controls body motion better on the street.\u003c\/p\u003e\n\u003ch2\u003eTechnical Specs\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003eMonotube damper bodies, electroplated and fully rebuildable\u003c\/li\u003e\n\u003cli\u003e20-click rebound adjustment (single-adjustable) with digressive valving\u003c\/li\u003e\n\u003cli\u003eInverted front struts and rear shocks, 36mm piston \/ 40mm body\u003c\/li\u003e\n\u003cli\u003eCamber\/pillowball adjustable top mounts, front and rear\u003c\/li\u003e\n\u003cli\u003eLinear-rate springs specified to your car, with Swift spring option\u003c\/li\u003e\n\u003cli\u003eSpring rates finalized in consultation with you before production begins\u003c\/li\u003e\n\u003cli\u003eCVP + PVP dyno graphs included with every kit\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003eConstruction \u0026amp; Hardware\u003c\/h2\u003e\n\u003cp\u003eCheck valves manage the split between compression and rebound for strong low-speed platform control. The monotube bodies are electroplated for corrosion resistance, and every damper is fully rebuildable, serviceable, and re-valvable with individual replacement parts.\u003c\/p\u003e\n\u003ch2\u003eFitment\u003c\/h2\u003e\n\u003cp\u003eBMW E90 sedan, E92 coupe, and E93 convertible M3, 2007–2013.\u003c\/p\u003e\n\u003c\/section\u003e\n\u003csection class=\"tlone-faq\" id=\"tlone-faq\"\u003e\n\u003ch2\u003eFrequently Asked Questions\u003c\/h2\u003e\n\u003cdetails\u003e\u003csummary\u003eWhat's the lead time?\u003c\/summary\u003e\u003cp\u003e4–6 weeks, built to order.\u003c\/p\u003e\u003c\/details\u003e\n\u003cdetails\u003e\u003csummary\u003eWhat's the warranty?\u003c\/summary\u003e\u003cp\u003e6 months — void for track damage, covers unreasonable wear and defects only.\u003c\/p\u003e\u003c\/details\u003e\n\u003cdetails\u003e\u003csummary\u003eIs this streetable?\u003c\/summary\u003e\u003cp\u003eYes — every kit can be valved specifically for street use if that's your preference. Even with track-oriented valving, the compliance needed for competent track use often makes for a comfortable street ride.\u003c\/p\u003e\u003c\/details\u003e\n\u003cdetails\u003e\u003csummary\u003eAre the shocks rebuildable?\u003c\/summary\u003e\u003cp\u003eYes, fully serviceable with individual replacement parts.\u003c\/p\u003e\u003c\/details\u003e\n\u003c\/section\u003e\n\u003cp\u003eRacing Thunder Lane suspension in Time Attack, Hill Climb, or wheel-to-wheel? Ask about product credit through our contingency program.\u003c\/p\u003e\n\u003cscript type=\"application\/ld+json\"\u003e{\"@context\":\"https:\/\/schema.org\",\"@type\":\"Product\",\"name\":\"BMW E9x M3 TL-ONE Coilover System\",\"description\":\"BMW E9x M3 TL-ONE coilovers: inverted front struts and rear shocks with 36mm piston \/ 40mm body, 20-click rebound, camber plates, hand-assembled in Poland with CVP\/PVP dyno graphs.\",\"brand\":{\"@type\":\"Brand\",\"name\":\"Thunder Lane\"}}\u003c\/script\u003e\n\u003cscript type=\"application\/ld+json\"\u003e{\"@context\":\"https:\/\/schema.org\",\"@type\":\"FAQPage\",\"mainEntity\":[{\"@type\":\"Question\",\"name\":\"What's the lead time?\",\"acceptedAnswer\":{\"@type\":\"Answer\",\"text\":\"4–6 weeks, built to order.\"}},{\"@type\":\"Question\",\"name\":\"What's the warranty?\",\"acceptedAnswer\":{\"@type\":\"Answer\",\"text\":\"6 months — void for track damage, covers unreasonable wear and defects only.\"}},{\"@type\":\"Question\",\"name\":\"Is this streetable?\",\"acceptedAnswer\":{\"@type\":\"Answer\",\"text\":\"Yes — every kit can be valved specifically for street use, and track-oriented valving often rides comfortably on the street.\"}}]}\u003c\/script\u003e\u003cp class=\"tl-guide-link\"\u003eWant the full breakdown for your chassis? Read the \u003ca href=\"https:\/\/thunderlane.us\/blogs\/news\/best-coilovers-for-the-bmw-e90-e92-e93-m3-e9x-m3\"\u003eBMW E9x M3 coilover buying guide\u003c\/a\u003e.\u003c\/p\u003e\n\u003cdiv class=\"tl-consult-cta\" style=\"margin:32px 0 8px;padding:24px;border:1px solid #e3e3e3;border-radius:8px;text-align:center;\"\u003e\n\u003cp style=\"margin:0 0 6px;font-size:18px;font-weight:600;\"\u003eNot sure which spec you need?\u003c\/p\u003e\n\u003cp style=\"margin:0 0 16px;font-size:15px;color:#555;line-height:1.6;\"\u003eTell us the chassis, how the car is built, and how you use it. We spec the kit before anything is assembled.\u003c\/p\u003e\n\u003ca class=\"tl-consult-btn\" href=\"\/pages\/build-consultation?chassis=E9x+M3\u0026amp;product=BMW+E9x+M3+TL-ONE\" style=\"display:inline-block;padding:14px 30px;background:#fdb819;color:#111;font-size:16px;font-weight:600;text-decoration:none;border-radius:6px;\"\u003eSpec your build with us\u003c\/a\u003e\n\u003c\/div\u003e","brand":"Thunder Lane","offers":[{"title":"Faulkner (Standard)","offer_id":54981462098219,"sku":"TL-ONE-BMW-E9XM3-1W-FAU","price":2950.0,"currency_code":"USD","in_stock":true},{"title":"Swift","offer_id":54981462130987,"sku":"TL-ONE-BMW-E9XM3-1W-SWI","price":3250.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0943\/7960\/6315\/files\/IMG_2309-768x1024.jpg?v=1786465593"},{"product_id":"bmw-e9x-m3-tl-pro-coilover-system-2007-2013","title":"BMW E9x M3 TL-PRO Coilover System (2007–2013)","description":"\u003cp class=\"tl-consult-top\" style=\"margin:0 0 16px;padding:10px 14px;background:#FAEEDA;border-left:3px solid #fdb819;font-size:15px;line-height:1.6;\"\u003e\u003cstrong\u003eBuilt to order.\u003c\/strong\u003e Not sure which spec you need? \u003ca href=\"\/pages\/build-consultation?chassis=E9x+M3\u0026amp;product=BMW+E9x+M3+TL-PRO\"\u003eSpec your build with us →\u003c\/a\u003e\u003c\/p\u003e\n\u003csection class=\"tlpro-product-description\"\u003e\n\u003cp\u003eThe \u003cstrong\u003eBMW E9x M3 TL-PRO Coilover System\u003c\/strong\u003e is Thunder Lane's flagship true 3-way adjustable coilover for the BMW E90\/E92\/E93 M3 (2007–2013) — hand-assembled in Poland for drivers who demand maximum control, consistency, and tuning flexibility, whether the build is track-focused or a serious street\/track dual-duty setup.\u003c\/p\u003e\n\u003ch2\u003eBuilt for Racing, Time Attack, Autocross, and HPDE\u003c\/h2\u003e\n\u003cp\u003eIndependent rebound, low-speed compression, and high-speed compression let you tune mechanical grip and platform support without introducing unnecessary harshness — critical for high-grip tires and long track sessions. Every kit can also be valved specifically for street use, since controlling the platform better also controls body motion better on the street.\u003c\/p\u003e\n\u003ch2\u003eTechnical Specs\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003e20-click rebound adjustment\u003c\/li\u003e\n\u003cli\u003e34-click low-speed compression adjustment\u003c\/li\u003e\n\u003cli\u003e18-click high-speed compression adjustment\u003c\/li\u003e\n\u003cli\u003eRemote reservoirs with customizable hose length; 2.5″ linear springs with helper springs\u003c\/li\u003e\n\u003cli\u003eInverted front struts, electroplated and fully rebuildable, with spherical bearing top mounts\u003c\/li\u003e\n\u003cli\u003eSpring rates finalized in consultation with you before production begins\u003c\/li\u003e\n\u003cli\u003eCVP + PVP dyno graphs included with every kit\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003eConstruction \u0026amp; Hardware\u003c\/h2\u003e\n\u003cp\u003eRemote reservoirs increase oil volume and improve heat management, maintaining consistent damping during long track sessions. Check valves manage the split between compression and rebound for strong low-speed platform control, and every damper is fully rebuildable, serviceable, and re-valvable.\u003c\/p\u003e\n\u003ch2\u003eFitment\u003c\/h2\u003e\n\u003cp\u003eBMW E90 sedan, E92 coupe, and E93 convertible M3, 2007–2013.\u003c\/p\u003e\n\u003c\/section\u003e\n\u003csection class=\"tlpro-faq\" id=\"tlpro-faq\"\u003e\n\u003ch2\u003eFrequently Asked Questions\u003c\/h2\u003e\n\u003cdetails\u003e\u003csummary\u003eWhat's the lead time?\u003c\/summary\u003e\u003cp\u003e4–6 weeks, built to order.\u003c\/p\u003e\u003c\/details\u003e\n\u003cdetails\u003e\u003csummary\u003eWhat's the warranty?\u003c\/summary\u003e\u003cp\u003e6 months — void for track damage, covers unreasonable wear and defects only.\u003c\/p\u003e\u003c\/details\u003e\n\u003cdetails\u003e\u003csummary\u003eWhy does this kit use remote reservoirs?\u003c\/summary\u003e\u003cp\u003eRemote reservoirs increase oil volume and improve heat management, maintaining consistent damping during long track sessions, with customizable hose length for a clean install.\u003c\/p\u003e\u003c\/details\u003e\n\u003cdetails\u003e\u003csummary\u003eIs this streetable?\u003c\/summary\u003e\u003cp\u003eYes — every kit can be valved specifically for street use if that's your preference. Even with track-oriented valving, the compliance needed for competent track use often makes for a comfortable street ride.\u003c\/p\u003e\u003c\/details\u003e\n\u003c\/section\u003e\n\u003cp\u003eRacing Thunder Lane suspension in Time Attack, Hill Climb, or wheel-to-wheel? Ask about product credit through our contingency program.\u003c\/p\u003e\n\u003cscript type=\"application\/ld+json\"\u003e{\"@context\":\"https:\/\/schema.org\",\"@type\":\"Product\",\"name\":\"BMW E9x M3 TL-PRO Coilover System\",\"description\":\"BMW E9x M3 TL-PRO 3-way coilovers: 20-click rebound, 34\/18 compression, remote reservoirs, 2.5″ springs, hand-assembled in Poland with CVP\/PVP dyno graphs.\",\"brand\":{\"@type\":\"Brand\",\"name\":\"Thunder Lane\"}}\u003c\/script\u003e\n\u003cscript type=\"application\/ld+json\"\u003e{\"@context\":\"https:\/\/schema.org\",\"@type\":\"FAQPage\",\"mainEntity\":[{\"@type\":\"Question\",\"name\":\"What's the lead time?\",\"acceptedAnswer\":{\"@type\":\"Answer\",\"text\":\"4–6 weeks, built to order.\"}},{\"@type\":\"Question\",\"name\":\"What's the warranty?\",\"acceptedAnswer\":{\"@type\":\"Answer\",\"text\":\"6 months — void for track damage, covers unreasonable wear and defects only.\"}},{\"@type\":\"Question\",\"name\":\"Is this streetable?\",\"acceptedAnswer\":{\"@type\":\"Answer\",\"text\":\"Yes — every kit can be valved specifically for street use, and track-oriented valving often rides comfortably on the street.\"}}]}\u003c\/script\u003e\u003cp class=\"tl-guide-link\"\u003eWant the full breakdown for your chassis? Read the \u003ca href=\"https:\/\/thunderlane.us\/blogs\/news\/best-coilovers-for-the-bmw-e90-e92-e93-m3-e9x-m3\"\u003eBMW E9x M3 coilover buying guide\u003c\/a\u003e.\u003c\/p\u003e\n\u003cdiv class=\"tl-consult-cta\" style=\"margin:32px 0 8px;padding:24px;border:1px solid #e3e3e3;border-radius:8px;text-align:center;\"\u003e\n\u003cp style=\"margin:0 0 6px;font-size:18px;font-weight:600;\"\u003eNot sure which spec you need?\u003c\/p\u003e\n\u003cp style=\"margin:0 0 16px;font-size:15px;color:#555;line-height:1.6;\"\u003eTell us the chassis, how the car is built, and how you use it. We spec the kit before anything is assembled.\u003c\/p\u003e\n\u003ca class=\"tl-consult-btn\" href=\"\/pages\/build-consultation?chassis=E9x+M3\u0026amp;product=BMW+E9x+M3+TL-PRO\" style=\"display:inline-block;padding:14px 30px;background:#fdb819;color:#111;font-size:16px;font-weight:600;text-decoration:none;border-radius:6px;\"\u003eSpec your build with us\u003c\/a\u003e\n\u003c\/div\u003e","brand":"Thunder Lane","offers":[{"title":"Faulkner (Standard)","offer_id":54981462851883,"sku":"TL-PRO-BMW-E9XM3-3W-FAU","price":5995.0,"currency_code":"USD","in_stock":true},{"title":"Swift","offer_id":54981462884651,"sku":"TL-PRO-BMW-E9XM3-3W-SWI","price":6295.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0943\/7960\/6315\/files\/IMG_9111-768x1024_454c7203-50e1-42fa-9bdb-00f23cbb48ff.jpg?v=1786465641"},{"product_id":"bmw-z4-m-e85-e86-tl-one-coilover-system-2006-2008","title":"BMW Z4 M (E85\/E86) TL-ONE Coilover System (2006–2008)","description":"\u003cp class=\"tl-consult-top\" style=\"margin:0 0 16px;padding:10px 14px;background:#FAEEDA;border-left:3px solid #fdb819;font-size:15px;line-height:1.6;\"\u003e\u003cstrong\u003eBuilt to order.\u003c\/strong\u003e Not sure which spec you need? \u003ca href=\"\/pages\/build-consultation?chassis=Z4+M+E85%2FE86\u0026amp;product=BMW+Z4+M+%28E85%2FE86%29+TL-ONE\"\u003eSpec your build with us →\u003c\/a\u003e\u003c\/p\u003e\n\u003csection class=\"tlone-product-description\"\u003e\n\u003cp\u003eThe \u003cstrong\u003eBMW Z4 M (E85\/E86) TL-ONE Coilover System\u003c\/strong\u003e is Thunder Lane's track-focused single-adjustable coilover for the BMW Z4 M (E85\/E86) (2006–2008) — hand-assembled in Poland and bespoke-valved to your car, tires, and goals. It pairs 46mm monotube dampers with 20-click rebound adjustment, inverted front struts and rear shocks, and camber-adjustable top mounts.\u003c\/p\u003e\n\u003ch2\u003eBuilt for Racing, Time Attack, Autocross, and HPDE\u003c\/h2\u003e\n\u003cp\u003eThe Z4 M is a short-wheelbase, high-powered roadster and coupe that demands tight damping control to stay composed at the limit. TL-ONE is valved around that balance, and every kit can also be valved specifically for street use — the compliance needed for competent track use often makes for a comfortable street ride, since controlling the platform better also controls body motion better on the street.\u003c\/p\u003e\n\u003ch2\u003eTechnical Specs\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003e46mm monotube damper bodies, electroplated and fully rebuildable\u003c\/li\u003e\n\u003cli\u003e20-click rebound adjustment (single-adjustable), linear or digressive valving\u003c\/li\u003e\n\u003cli\u003eInverted front struts and inverted rear shocks\u003c\/li\u003e\n\u003cli\u003eCamber\/pillowball adjustable top mounts\u003c\/li\u003e\n\u003cli\u003eLinear-rate springs specified to your car, with Swift spring option\u003c\/li\u003e\n\u003cli\u003eSpring rates finalized in consultation with you before production begins\u003c\/li\u003e\n\u003cli\u003eCVP + PVP dyno graphs included with every kit\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003eConstruction \u0026amp; Hardware\u003c\/h2\u003e\n\u003cp\u003eCheck valves manage the split between compression and rebound for strong low-speed platform control. The 46mm monotube bodies are electroplated for corrosion resistance, and every damper is fully rebuildable, serviceable, and re-valvable with individual replacement parts.\u003c\/p\u003e\n\u003ch2\u003eFitment\u003c\/h2\u003e\n\u003cp\u003eBMW Z4 M Roadster (E85) and Z4 M Coupe (E86), 2006–2008.\u003c\/p\u003e\n\u003c\/section\u003e\n\u003csection class=\"tlone-faq\" id=\"tlone-faq\"\u003e\n\u003ch2\u003eFrequently Asked Questions\u003c\/h2\u003e\n\u003cdetails\u003e\u003csummary\u003eWhat's the lead time?\u003c\/summary\u003e\u003cp\u003e4–6 weeks, built to order.\u003c\/p\u003e\u003c\/details\u003e\n\u003cdetails\u003e\u003csummary\u003eWhat's the warranty?\u003c\/summary\u003e\u003cp\u003e6 months — void for track damage, covers unreasonable wear and defects only.\u003c\/p\u003e\u003c\/details\u003e\n\u003cdetails\u003e\u003csummary\u003eIs this streetable?\u003c\/summary\u003e\u003cp\u003eYes — every kit can be valved specifically for street use if that's your preference. Even with track-oriented valving, the compliance needed for competent track use often makes for a comfortable street ride.\u003c\/p\u003e\u003c\/details\u003e\n\u003cdetails\u003e\u003csummary\u003eAre the shocks rebuildable?\u003c\/summary\u003e\u003cp\u003eYes, fully serviceable with individual replacement parts.\u003c\/p\u003e\u003c\/details\u003e\n\u003c\/section\u003e\n\u003cp\u003eRacing Thunder Lane suspension in Time Attack, Hill Climb, or wheel-to-wheel? Ask about product credit through our contingency program.\u003c\/p\u003e\n\u003cscript type=\"application\/ld+json\"\u003e{\"@context\":\"https:\/\/schema.org\",\"@type\":\"Product\",\"name\":\"BMW Z4 M (E85\/E86) TL-ONE Coilover System\",\"description\":\"BMW Z4 M E85\/E86 TL-ONE coilovers: 46mm monotube dampers, 20-click rebound, inverted struts, camber plates, hand-assembled in Poland with CVP\/PVP dyno graphs.\",\"brand\":{\"@type\":\"Brand\",\"name\":\"Thunder Lane\"}}\u003c\/script\u003e\n\u003cscript type=\"application\/ld+json\"\u003e{\"@context\":\"https:\/\/schema.org\",\"@type\":\"FAQPage\",\"mainEntity\":[{\"@type\":\"Question\",\"name\":\"What's the lead time?\",\"acceptedAnswer\":{\"@type\":\"Answer\",\"text\":\"4–6 weeks, built to order.\"}},{\"@type\":\"Question\",\"name\":\"What's the warranty?\",\"acceptedAnswer\":{\"@type\":\"Answer\",\"text\":\"6 months — void for track damage, covers unreasonable wear and defects only.\"}},{\"@type\":\"Question\",\"name\":\"Is this streetable?\",\"acceptedAnswer\":{\"@type\":\"Answer\",\"text\":\"Yes — every kit can be valved specifically for street use, and track-oriented valving often rides comfortably on the street.\"}}]}\u003c\/script\u003e\u003cp class=\"tl-guide-link\"\u003eWant the full breakdown for your chassis? Read the \u003ca href=\"https:\/\/thunderlane.us\/blogs\/news\/best-coilovers-for-the-bmw-z4-m-e85-e86\"\u003eBMW Z4 M coilover buying guide\u003c\/a\u003e.\u003c\/p\u003e\n\u003cdiv class=\"tl-consult-cta\" style=\"margin:32px 0 8px;padding:24px;border:1px solid #e3e3e3;border-radius:8px;text-align:center;\"\u003e\n\u003cp style=\"margin:0 0 6px;font-size:18px;font-weight:600;\"\u003eNot sure which spec you need?\u003c\/p\u003e\n\u003cp style=\"margin:0 0 16px;font-size:15px;color:#555;line-height:1.6;\"\u003eTell us the chassis, how the car is built, and how you use it. We spec the kit before anything is assembled.\u003c\/p\u003e\n\u003ca class=\"tl-consult-btn\" href=\"\/pages\/build-consultation?chassis=Z4+M+E85%2FE86\u0026amp;product=BMW+Z4+M+%28E85%2FE86%29+TL-ONE\" style=\"display:inline-block;padding:14px 30px;background:#fdb819;color:#111;font-size:16px;font-weight:600;text-decoration:none;border-radius:6px;\"\u003eSpec your build with us\u003c\/a\u003e\n\u003c\/div\u003e","brand":"Thunder Lane","offers":[{"title":"Faulkner (Standard)","offer_id":54981463081259,"sku":"TL-ONE-BMW-E86M-1W-FAU","price":2950.0,"currency_code":"USD","in_stock":true},{"title":"Swift","offer_id":54981463114027,"sku":"TL-ONE-BMW-E86M-1W-SWI","price":3250.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0943\/7960\/6315\/files\/IMG_8664-1024x768.jpg?v=1786465658"},{"product_id":"bmw-f87-m2-tl-pro-coilover-system-2016-2021","title":"BMW F87 M2 TL-PRO Coilover System (2016–2021)","description":"\u003cp class=\"tl-consult-top\" style=\"margin:0 0 16px;padding:10px 14px;background:#FAEEDA;border-left:3px solid #fdb819;font-size:15px;line-height:1.6;\"\u003e\u003cstrong\u003eBuilt to order.\u003c\/strong\u003e Not sure which spec you need? \u003ca href=\"\/pages\/build-consultation?chassis=F87+M2\u0026amp;product=BMW+F87+M2+TL-PRO\"\u003eSpec your build with us →\u003c\/a\u003e\u003c\/p\u003e\n\u003csection class=\"tlpro-product-description\"\u003e\n\u003cp\u003eThe \u003cstrong\u003eBMW F87 M2 TL-PRO Coilover System\u003c\/strong\u003e is Thunder Lane’s flagship true 3-way adjustable coilover for the BMW F87 M2 \/ M2 Competition (2016–2021) — hand-assembled in Poland for drivers who demand maximum control, consistency, and tuning flexibility, whether the build is track-focused or a serious street\/track dual-duty setup.\u003c\/p\u003e\n\u003ch2\u003eBuilt for Racing, Time Attack, Autocross, and HPDE\u003c\/h2\u003e\n\u003cp\u003eIndependent rebound, low-speed compression, and high-speed compression let you tune mechanical grip and platform support without introducing unnecessary harshness — critical for high-grip tires and long track sessions. Every kit can also be valved specifically for street use, since controlling the platform better also controls body motion better on the street.\u003c\/p\u003e\n\u003ch2\u003eTechnical Specs\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003e20-click rebound adjustment\u003c\/li\u003e\n\u003cli\u003e34-click low-speed compression adjustment\u003c\/li\u003e\n\u003cli\u003e18-click high-speed compression adjustment\u003c\/li\u003e\n\u003cli\u003eRemote reservoirs (compression canisters) with quick disconnect and customizable hose length; 2.5″ linear springs\u003c\/li\u003e\n\u003cli\u003eInverted front struts, electroplated and fully rebuildable, with spherical bearing top mounts and adjustable end links front and rear\u003c\/li\u003e\n\u003cli\u003eSpring rates finalized in consultation with you before production begins\u003c\/li\u003e\n\u003cli\u003eCVP + PVP dyno graphs included with every kit\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003eConstruction \u0026amp; Hardware\u003c\/h2\u003e\n\u003cp\u003eRemote reservoirs increase oil volume and improve heat management, maintaining consistent damping during long track sessions. Check valves manage the split between compression and rebound for strong low-speed platform control, and every damper is fully rebuildable, serviceable, and re-valvable.\u003c\/p\u003e\n\u003ch2\u003eFitment\u003c\/h2\u003e\n\u003cp\u003eBMW F87 M2 and M2 Competition, 2016–2021.\u003c\/p\u003e\n\u003c\/section\u003e\n\u003csection class=\"tlpro-faq\" id=\"tlpro-faq\"\u003e\n\u003ch2\u003eFrequently Asked Questions\u003c\/h2\u003e\n\u003cdetails\u003e\u003csummary\u003eWhat’s the lead time?\u003c\/summary\u003e\u003cp\u003e4–6 weeks, built to order.\u003c\/p\u003e\u003c\/details\u003e\n\u003cdetails\u003e\u003csummary\u003eWhat’s the warranty?\u003c\/summary\u003e\u003cp\u003e6 months — void for track damage, covers unreasonable wear and defects only.\u003c\/p\u003e\u003c\/details\u003e\n\u003cdetails\u003e\u003csummary\u003eWhy does this kit use remote reservoirs?\u003c\/summary\u003e\u003cp\u003eRemote reservoirs increase oil volume and improve heat management, maintaining consistent damping during long track sessions, with customizable hose length for a clean install.\u003c\/p\u003e\u003c\/details\u003e\n\u003cdetails\u003e\u003csummary\u003eIs this streetable?\u003c\/summary\u003e\u003cp\u003eYes — every kit can be valved specifically for street use if that’s your preference. Even with track-oriented valving, the compliance needed for competent track use often makes for a comfortable street ride.\u003c\/p\u003e\u003c\/details\u003e\n\u003c\/section\u003e\n\u003cp\u003eRacing Thunder Lane suspension in Time Attack, Hill Climb, or wheel-to-wheel? Ask about product credit through our contingency program.\u003c\/p\u003e\n\u003cscript type=\"application\/ld+json\"\u003e{\"@context\":\"https:\/\/schema.org\",\"@type\":\"Product\",\"name\":\"BMW F87 M2 TL-PRO Coilover System\",\"description\":\"BMW F87 M2 TL-PRO 3-way coilovers: 20-click rebound, 34\/18 compression, remote reservoirs, 2.5″ springs, hand-assembled in Poland with CVP\/PVP dyno graphs.\",\"brand\":{\"@type\":\"Brand\",\"name\":\"Thunder Lane\"}}\u003c\/script\u003e\n\u003cscript type=\"application\/ld+json\"\u003e{\"@context\":\"https:\/\/schema.org\",\"@type\":\"FAQPage\",\"mainEntity\":[{\"@type\":\"Question\",\"name\":\"What’s the lead time?\",\"acceptedAnswer\":{\"@type\":\"Answer\",\"text\":\"4–6 weeks, built to order.\"}},{\"@type\":\"Question\",\"name\":\"What’s the warranty?\",\"acceptedAnswer\":{\"@type\":\"Answer\",\"text\":\"6 months — void for track damage, covers unreasonable wear and defects only.\"}},{\"@type\":\"Question\",\"name\":\"Is this streetable?\",\"acceptedAnswer\":{\"@type\":\"Answer\",\"text\":\"Yes — every kit can be valved specifically for street use, and track-oriented valving often rides comfortably on the street.\"}}]}\u003c\/script\u003e\u003cp class=\"tl-guide-link\"\u003eWant the full breakdown for your chassis? Read the \u003ca href=\"https:\/\/thunderlane.us\/blogs\/news\/best-coilovers-for-the-bmw-m2-f87-tl-pro-3-way-guide\"\u003eBMW M2 (F87) coilover buying guide\u003c\/a\u003e.\u003c\/p\u003e\n\u003cdiv class=\"tl-consult-cta\" style=\"margin:32px 0 8px;padding:24px;border:1px solid #e3e3e3;border-radius:8px;text-align:center;\"\u003e\n\u003cp style=\"margin:0 0 6px;font-size:18px;font-weight:600;\"\u003eNot sure which spec you need?\u003c\/p\u003e\n\u003cp style=\"margin:0 0 16px;font-size:15px;color:#555;line-height:1.6;\"\u003eTell us the chassis, how the car is built, and how you use it. We spec the kit before anything is assembled.\u003c\/p\u003e\n\u003ca class=\"tl-consult-btn\" href=\"\/pages\/build-consultation?chassis=F87+M2\u0026amp;product=BMW+F87+M2+TL-PRO\" style=\"display:inline-block;padding:14px 30px;background:#fdb819;color:#111;font-size:16px;font-weight:600;text-decoration:none;border-radius:6px;\"\u003eSpec your build with us\u003c\/a\u003e\n\u003c\/div\u003e","brand":"Thunder Lane","offers":[{"title":"Faulkner (Standard)","offer_id":54981463277867,"sku":"TL-PRO-BMW-F87M2-3W-FAU","price":6250.0,"currency_code":"USD","in_stock":true},{"title":"Swift","offer_id":54981463310635,"sku":"TL-PRO-BMW-F87M2-3W-SWI","price":6550.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0943\/7960\/6315\/files\/IMG_8392-819x1024_a80cfdf0-7714-4c43-b64d-5dc6e7e66fd1.jpg?v=1786465674"},{"product_id":"bmw-f22-2-series-tl-pro-coilover-system-2014-2021","title":"BMW F22 2 Series TL-PRO Coilover System (2014–2021)","description":"\u003cp class=\"tl-consult-top\" style=\"margin:0 0 16px;padding:10px 14px;background:#FAEEDA;border-left:3px solid #fdb819;font-size:15px;line-height:1.6;\"\u003e\u003cstrong\u003eBuilt to order.\u003c\/strong\u003e Not sure which spec you need? \u003ca href=\"\/pages\/build-consultation?chassis=F22+2+Series\u0026amp;product=BMW+F22+2+Series+TL-PRO\"\u003eSpec your build with us →\u003c\/a\u003e\u003c\/p\u003e\n\u003csection class=\"tlpro-product-description\"\u003e\n\u003cp\u003eThe \u003cstrong\u003eBMW F22 2 Series TL-PRO Coilover System\u003c\/strong\u003e is Thunder Lane's flagship true 3-way adjustable coilover for the F22 2 Series — hand-assembled in Poland and built to order, valved to your exact specification whether the goal is street, track, time attack, or drift.\u003c\/p\u003e\n\u003ch2\u003eBuilt for Racing, Time Attack, Autocross, and HPDE\u003c\/h2\u003e\n\u003cp\u003eIndependent rebound, low-speed compression, and high-speed compression let you tune mechanical grip and platform support without introducing unnecessary harshness — critical for high-grip tires and long track sessions. Because every kit is built to your specification, the same platform can be set up for daily comfort or full competition.\u003c\/p\u003e\n\u003ch2\u003eTechnical Specs\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003eTrue 3-way: 20-click rebound, 34-click low-speed compression, 18-click high-speed compression\u003c\/li\u003e\n\u003cli\u003eInverted front struts with a true coilover rear\u003c\/li\u003e\n\u003cli\u003e2.5\" Swift springs with helper springs\u003c\/li\u003e\n\u003cli\u003eElectroplated, rebuildable shock bodies with customizable reservoir hose length\u003c\/li\u003e\n\u003cli\u003eFront camber top hats; Micro Cellular Polyurethane bump stops\u003c\/li\u003e\n\u003cli\u003eSpring rates finalized in consultation with you before production begins\u003c\/li\u003e\n\u003cli\u003eCVP + PVP dyno graphs included with every kit\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003eConstruction \u0026amp; Hardware\u003c\/h2\u003e\n\u003cp\u003eRemote reservoirs increase oil volume and improve heat management, maintaining consistent damping during long sessions. Check valves manage the split between compression and rebound for strong low-speed platform control, and every damper is fully rebuildable, serviceable, and re-valvable.\u003c\/p\u003e\n\u003ch2\u003eFitment\u003c\/h2\u003e\n\u003cp\u003eBMW 2 Series (F22), including 228i, M235i and M240i, 2014–2021.\u003c\/p\u003e\n\u003c\/section\u003e\n\u003csection class=\"tlpro-faq\" id=\"tlpro-faq\"\u003e\n\u003ch2\u003eFrequently Asked Questions\u003c\/h2\u003e\n\u003cdetails\u003e\u003csummary\u003eWhat's the lead time?\u003c\/summary\u003e\u003cp\u003e4–6 weeks, built to order.\u003c\/p\u003e\u003c\/details\u003e\n\u003cdetails\u003e\u003csummary\u003eWhat's the warranty?\u003c\/summary\u003e\u003cp\u003e6 months — void for track damage, covers unreasonable wear and defects only.\u003c\/p\u003e\u003c\/details\u003e\n\u003cdetails\u003e\u003csummary\u003eWhy does this kit use remote reservoirs?\u003c\/summary\u003e\u003cp\u003eRemote reservoirs increase oil volume and improve heat management, maintaining consistent damping during long sessions, with customizable hose length for a clean install.\u003c\/p\u003e\u003c\/details\u003e\n\u003cdetails\u003e\u003csummary\u003eCan this be built for street, track, or drift?\u003c\/summary\u003e\u003cp\u003eYes — every kit is built to order and valved to your exact specification and use case.\u003c\/p\u003e\u003c\/details\u003e\n\u003c\/section\u003e\n\u003cp\u003eRacing Thunder Lane suspension in Time Attack, Hill Climb, or wheel-to-wheel? Ask about product credit through our contingency program.\u003c\/p\u003e\n\u003cscript type=\"application\/ld+json\"\u003e{\"@context\":\"https:\/\/schema.org\",\"@type\":\"Product\",\"name\":\"BMW F22 2 Series TL-PRO Coilover System\",\"description\":\"BMW F22 TL-PRO 3-way coilovers, built to order and valved to spec, with remote reservoirs, 20\/34\/18 clicks, and CVP\/PVP dyno graphs.\",\"brand\":{\"@type\":\"Brand\",\"name\":\"Thunder Lane\"}}\u003c\/script\u003e\n\u003cscript type=\"application\/ld+json\"\u003e{\"@context\":\"https:\/\/schema.org\",\"@type\":\"FAQPage\",\"mainEntity\":[{\"@type\":\"Question\",\"name\":\"What's the lead time?\",\"acceptedAnswer\":{\"@type\":\"Answer\",\"text\":\"4–6 weeks, built to order.\"}},{\"@type\":\"Question\",\"name\":\"What's the warranty?\",\"acceptedAnswer\":{\"@type\":\"Answer\",\"text\":\"6 months — void for track damage, covers unreasonable wear and defects only.\"}},{\"@type\":\"Question\",\"name\":\"Can this be built for street, track, or drift?\",\"acceptedAnswer\":{\"@type\":\"Answer\",\"text\":\"Yes — every kit is built to order and valved to your exact specification and use case.\"}}]}\u003c\/script\u003e\u003cp class=\"tl-guide-link\"\u003eWant the full breakdown for your chassis? Read the \u003ca href=\"https:\/\/thunderlane.us\/blogs\/news\/best-coilovers-for-the-bmw-2-series-f22-tl-one-tl-pro-guide\"\u003eBMW F22 2 Series coilover buying guide\u003c\/a\u003e.\u003c\/p\u003e\n\u003cdiv class=\"tl-consult-cta\" style=\"margin:32px 0 8px;padding:24px;border:1px solid #e3e3e3;border-radius:8px;text-align:center;\"\u003e\n\u003cp style=\"margin:0 0 6px;font-size:18px;font-weight:600;\"\u003eNot sure which spec you need?\u003c\/p\u003e\n\u003cp style=\"margin:0 0 16px;font-size:15px;color:#555;line-height:1.6;\"\u003eTell us the chassis, how the car is built, and how you use it. We spec the kit before anything is assembled.\u003c\/p\u003e\n\u003ca class=\"tl-consult-btn\" href=\"\/pages\/build-consultation?chassis=F22+2+Series\u0026amp;product=BMW+F22+2+Series+TL-PRO\" style=\"display:inline-block;padding:14px 30px;background:#fdb819;color:#111;font-size:16px;font-weight:600;text-decoration:none;border-radius:6px;\"\u003eSpec your build with us\u003c\/a\u003e\n\u003c\/div\u003e","brand":"Thunder Lane","offers":[{"title":"Faulkner (Standard)","offer_id":54981484609835,"sku":"TL-PRO-BMW-F22-3W-FAU","price":6250.0,"currency_code":"USD","in_stock":true},{"title":"Swift","offer_id":54981484642603,"sku":"TL-PRO-BMW-F22-3W-SWI","price":6550.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0943\/7960\/6315\/files\/IMG_8391-819x1024.jpg?v=1786466458"},{"product_id":"bmw-g8x-m2-m3-m4-tl-has-height-adjustable-spring-kit","title":"BMW G8X M2\/M3\/M4 TL-HAS Height Adjustable Spring Kit","description":"\u003cp class=\"tl-consult-top\" style=\"margin:0 0 16px;padding:10px 14px;background:#FAEEDA;border-left:3px solid #fdb819;font-size:15px;line-height:1.6;\"\u003e\u003cstrong\u003eBuilt to order.\u003c\/strong\u003e Not sure which spec you need? \u003ca href=\"\/pages\/build-consultation?chassis=G8X+M2%2FM3%2FM4\u0026amp;product=BMW+G8X+M2%2FM3%2FM4+TL-HAS\"\u003eSpec your build with us →\u003c\/a\u003e\u003c\/p\u003e\n\u003csection class=\"tlhas-product-description\"\u003e\n\u003cp\u003eThe \u003cstrong\u003eBMW G8X M2\/M3\/M4 TL-HAS Height Adjustable Spring Kit\u003c\/strong\u003e is Thunder Lane's height-adjustable spring system for the G8X M2, M3 and M4 — hand-assembled in Poland and built to order, letting you dial in ride height on your factory dampers without moving to a full coilover.\u003c\/p\u003e\n\u003ch2\u003eHeight Adjustable, Factory-Damper Friendly\u003c\/h2\u003e\n\u003cp\u003eTL-HAS lowers the car and lets you set front and rear ride height independently, while keeping the factory adaptive damping and every driver-assistance and comfort feature fully operational. It's the clean way to get a corner-balanced stance and sharper response on a car you want to keep largely OEM.\u003c\/p\u003e\n\u003ch2\u003eTechnical Specs\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003eFront lowering range 20–50mm; rear lowering range 0–45mm\u003c\/li\u003e\n\u003cli\u003eCompatible with standard and Adaptive M factory EDC dampers\u003c\/li\u003e\n\u003cli\u003eOptimized spring rates for improved steering response and dynamics\u003c\/li\u003e\n\u003cli\u003eIndependent front and rear ride-height adjustment\u003c\/li\u003e\n\u003cli\u003eAll factory adaptive\/electronic suspension and comfort features remain operational\u003c\/li\u003e\n\u003cli\u003eSpring rates finalized in consultation with you before production begins\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003eFitment\u003c\/h2\u003e\n\u003cp\u003eBMW G87 M2, G80 M3 Sedan (RWD and xDrive, including Competition), and G82 M4 Coupe (RWD and xDrive, including Competition).\u003c\/p\u003e\n\u003c\/section\u003e\n\u003csection class=\"tlhas-faq\" id=\"tlhas-faq\"\u003e\n\u003ch2\u003eFrequently Asked Questions\u003c\/h2\u003e\n\u003cdetails\u003e\u003csummary\u003eWhat's the lead time?\u003c\/summary\u003e\u003cp\u003e4–6 weeks, built to order.\u003c\/p\u003e\u003c\/details\u003e\n\u003cdetails\u003e\u003csummary\u003eWhat's the warranty?\u003c\/summary\u003e\u003cp\u003e6 months — void for track damage, covers unreasonable wear and defects only.\u003c\/p\u003e\u003c\/details\u003e\n\u003cdetails\u003e\u003csummary\u003eDoes it keep my adaptive dampers and driver aids?\u003c\/summary\u003e\u003cp\u003eYes — TL-HAS works with your factory EDC dampers, and all adaptive suspension, driver-assistance, and comfort features remain operational.\u003c\/p\u003e\u003c\/details\u003e\n\u003cdetails\u003e\u003csummary\u003eCan I set the ride height myself?\u003c\/summary\u003e\u003cp\u003eYes — front and rear ride height adjust independently so you can dial in your exact stance and corner balance.\u003c\/p\u003e\u003c\/details\u003e\n\u003c\/section\u003e\n\u003cp\u003eRacing Thunder Lane suspension in Time Attack, Hill Climb, or wheel-to-wheel? Ask about product credit through our contingency program.\u003c\/p\u003e\n\u003cscript type=\"application\/ld+json\"\u003e{\"@context\":\"https:\/\/schema.org\",\"@type\":\"Product\",\"name\":\"BMW G8X M2\/M3\/M4 TL-HAS Height Adjustable Spring Kit\",\"description\":\"Height-adjustable lowering springs for the BMW G8X M2, M3 and M4 — independent front\/rear ride height, compatible with factory EDC dampers, hand-assembled and built to order.\",\"brand\":{\"@type\":\"Brand\",\"name\":\"Thunder Lane\"}}\u003c\/script\u003e\n\u003cscript type=\"application\/ld+json\"\u003e{\"@context\":\"https:\/\/schema.org\",\"@type\":\"FAQPage\",\"mainEntity\":[{\"@type\":\"Question\",\"name\":\"What's the lead time?\",\"acceptedAnswer\":{\"@type\":\"Answer\",\"text\":\"4–6 weeks, built to order.\"}},{\"@type\":\"Question\",\"name\":\"What's the warranty?\",\"acceptedAnswer\":{\"@type\":\"Answer\",\"text\":\"6 months — void for track damage, covers unreasonable wear and defects only.\"}},{\"@type\":\"Question\",\"name\":\"Does it keep my adaptive dampers and driver aids?\",\"acceptedAnswer\":{\"@type\":\"Answer\",\"text\":\"Yes — TL-HAS works with your factory EDC dampers, and all adaptive suspension, driver-assistance, and comfort features remain operational.\"}}]}\u003c\/script\u003e\u003cp class=\"tl-guide-link\"\u003eWant the full breakdown for your chassis? Read the \u003ca href=\"https:\/\/thunderlane.us\/blogs\/news\/how-to-lower-your-bmw-m2-m3-m4-g8x-without-losing-adaptive-dampers\"\u003eguide to lowering your G8X without losing adaptive dampers\u003c\/a\u003e.\u003c\/p\u003e\n\u003cdiv class=\"tl-consult-cta\" style=\"margin:32px 0 8px;padding:24px;border:1px solid #e3e3e3;border-radius:8px;text-align:center;\"\u003e\n\u003cp style=\"margin:0 0 6px;font-size:18px;font-weight:600;\"\u003eNot sure which spec you need?\u003c\/p\u003e\n\u003cp style=\"margin:0 0 16px;font-size:15px;color:#555;line-height:1.6;\"\u003eTell us the chassis, how the car is built, and how you use it. We spec the kit before anything is assembled.\u003c\/p\u003e\n\u003ca class=\"tl-consult-btn\" href=\"\/pages\/build-consultation?chassis=G8X+M2%2FM3%2FM4\u0026amp;product=BMW+G8X+M2%2FM3%2FM4+TL-HAS\" style=\"display:inline-block;padding:14px 30px;background:#fdb819;color:#111;font-size:16px;font-weight:600;text-decoration:none;border-radius:6px;\"\u003eSpec your build with us\u003c\/a\u003e\n\u003c\/div\u003e","brand":"Thunder Lane","offers":[{"title":"Default Title","offer_id":54981739872555,"sku":"TL-HAS-BMW-G8X","price":1200.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0943\/7960\/6315\/files\/IMG_9903-778x1024.jpg?v=1786473391"}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0943\/7960\/6315\/collections\/BMW_svg.png?v=1766173978","url":"https:\/\/thunderlane.us\/collections\/bmw.oembed?page=3","provider":"thunderlane.us","version":"1.0","type":"link"}