BC Racing ER-Series Coilovers (D-17-ER) 1772 and F82 M4

and F82 M4

a micro-switch for back-up lights and a neutral safety switch preventing accidental starts when in gear

Max gains of 7 hp and 13 lb-ft of torque to the crank

Polished 4" (102mm) slash-cut exhaust tips (removable)

1ea p/n 13131 Fuel Pressure Regulator

BC Racing ER-Series Coilovers (D-17-ER) 1772 and F82 M4Our 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