BC Racing ER Series Coilover Kit Subaru STI 2005-2007 | F-03-ER GTR_1989-1994 MOTUL has created a perfect

MOTUL has created a perfect synergy formula to increase performance and protection of the engine

offering improved airflow and long-term filtration performance compared to the factory unit

as well as tactile feel to the surface

heat-resistant seal that can withstand extreme cylinder pressures

they made valve guides that fit properly

BC Racing ER Series Coilover Kit Subaru STI 2005-2007 | F-03-ER GTR_1989-1994 MOTUL has created a perfectThe ER series coilovers feature large external front and rear fluid reservoirs with separate adjustments for rebound and compressions. An advanced twin piston shock design separates the ER series from rest of the pack, with pistons in both the shock body and the external reservoir for pinpoint accuracy. The external reservoir system holds dampening fluid separate for the main assembly, allowing more precise and repeatable shock feedback without