Riaction TPU Coilovers for 1999-2005 BMW M3 (E46) kw-suspension-variant-1-coilover-kit 2015 Subaru WRX STI Base

2015 Subaru WRX STI Base (GD/GG)

2009 Infiniti G37 RWD Convertible

Whether you track your FK8 Civic Type R on weekends or log daily miles

Every kit is extensively tested on the YA4 chassis and refined until it balances ride quality with performance — the reason CL coilovers from BC Racing are the best-selling adjustable kits in their segment worldwide

2006 Mercedes-Benz SLK 55 AMG (R171)

Riaction TPU Coilovers for 1999-2005 BMW M3 (E46) kw-suspension-variant-1-coilover-kit 2015 Subaru WRX STI BaseThe Riaction TPU Coilovers for the 1999 2005 BMW M3 E46 bring Riaction's digressive damper technology to the BMW M3, engineered for drivers who prioritize high speed control, flatter cornering, and sharper response than a linear coilover can deliver. Each TPU set is built to order so valving and spring selection are matched to your exact BMW M3 application, with the same 32 level damping adjustment and full length ride height range you'd expect from