BC RACING COILOVERS ER SERIES - BMW 3 SERIES E46 98-06 (EXCL M3) (TRUE REAR COILOVER) Model-X4 M40i B58 G02 Wait a few seconds and

Wait a few seconds and the device will be erased of any previous tuning

Stage 3 Engine Tuning

RN Series – No front top mounts

Priced at  £420 inc VAT

and techniques trusted by leading race teams and performance specialists

BC RACING COILOVERS ER SERIES - BMW 3 SERIES E46 98-06 (EXCL M3) (TRUE REAR COILOVER) Model-X4 M40i B58 G02 Wait a few seconds andThe BC Racing ER Series is a high performance coilover system featuring external reservoirs and completely separate compression and rebound damping adjustment. It builds on the proven quality of the BR and DS Series but adds far greater tuning control, making the ER Series ideal for drivers who want more precise handling balance on fast road cars and track focused builds. Key Features Digressive piston and damping curve External reservoirs with 30