BC Racing ER-Series Coilovers (F-17-ER) 15960 Dyno Proven gains of up

Dyno Proven gains of up to 8 hp and 10 lb-ft

which keeps the engine clean while optimizing power delivery

Dry Boiling Point: 312C/594F

Clutch Disc Diameter(in): 7 1/16

BC Racing ER-Series Coilovers (F-17-ER) 15960 Dyno Proven gains of upOur 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