BC RACING COILOVERS ER SERIES - BMW 1 SERIES F20 M140I (14+) (3-BOLT TOP MOUNT) Type:ER and lambda control

and lambda control

Vehicles with a different turbocharger can benefit from different power/torque/boost levels

which can affect consistency

£1180 With AIRTEC Intercooler

STG 2 Power increased to 260-270BHP and 420Nm of torque

BC RACING COILOVERS ER SERIES - BMW 1 SERIES F20 M140I (14+) (3-BOLT TOP MOUNT) Type:ER and lambda controlThe 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