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and acceleration
Emissions & Legal Information
There's no need to pay full price again to upgrade your STG2 software to STG3 software
STG2 Sport Transmission Tune:
000s of miles in our own E46 M3s without issues
BC RACING COILOVERS ER SERIES - BMW 1 SERIES F20 M140I (14-16) (5-BOLT TOP MOUNT) Type:ER and accelerationThe 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
