BC Racing ER-Series Coilovers (A-06-ER) 1604 For models w/rear trailing arm

For models w/rear trailing arm suspension

Proven Cross Drilled Designs To Optimize Thermal Efficiency

Our universal AEM FPR is tapped to accept a -6 AN

The EVO7203 is a sleek intake kit that practically drops-in by itself and provides unparalleled looks under your hood

So when it comes to keeping your engine cool and your 1M/135i/335i/Z4 running at its best

BC Racing ER-Series Coilovers (A-06-ER) 1604 For models w/rear trailing armOur 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