BC RACING COILOVERS RM SERIES - BMW 1 SERIES E87 (04-13) (EXCL 1M COUPE) Spring Rates:RECOMMENDED KIT 5.5/8 KG.MM or M4 the highest level

or M4 the highest level of care using only genuine BMW components and manufacturer-approved fluids

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

These boost pipes are designed to work with AIRTEC uprated hot side boost pipes

STG 1 Power increased to 370BHP and 500-510NM of torque

Our goal when tuning the N55 M135i/235i was to give the N55 that much-needed performance and excitement of a true M engine

BC RACING COILOVERS RM SERIES - BMW 1 SERIES E87 (04-13) (EXCL 1M COUPE) Spring Rates:RECOMMENDED KIT 5.5/8 KG.MM or M4 the highest levelThe BC Racing RM Series uses inverted monotube dampers on the front, or on both front and rear depending on the application. It offers many of the same features as the BR Series but with the added advantages of an inverted damper design, making the RM Series better suited to fast road and track focused driving. Inverting the damper reduces unsprung weight, improves steering response, and moves critical damper fluid away from brake and hub heat. This