BC Racing ER-Series Coilovers (B-01-ER) 270 Track Editions can not be

Track Editions can not be returned for sound preference

and oil pans

Following the machining process

NX6-XTSS kit features an Xtreme pressure plate for the most demanding driver

and lightweight racing-grade components

BC Racing ER-Series Coilovers (B-01-ER) 270 Track Editions can not beOur newest and most advanced model yet is the ER series coilover. It features large external reservoirs front and rear, separate rebound and compression adjustment and a twin piston design. The external reservoirs hold much more oil than the conventional coilovers, allowing the coilover to operate for a much longer period of time before overheating. The external reservoirs also house the secondary piston, which allows for the adjustment of