BC Racing ER-Series Coilovers (F-20-ER) 2520 and utilizing the factory hanger

and utilizing the factory hanger locations

Burnt End and Carbon Fiber tip options in various sizes

eliminating any possibility of blowout or deterioration over long-term use

and Sedan BMW models

Massive airflow improvements

BC Racing ER-Series Coilovers (F-20-ER) 2520 and utilizing the factory hangerOur 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