Pay in 4 interest-free payments of $218.62 Learn more
Ships within 48 hours · Estimated delivery Sep 30 - Oct 5
Custom-calibrated Stage 1 Tuning
Clutch Upgrade
🧠 How It Works
TRS Performance Calibration Software
making the RM Series better suited to fast-road and track-focused driving
BC RACING COILOVERS ER SERIES - BMW 3 SERIES E90 M3 08-13 (FOR VEHICLES WITHOUT EDC) Spring Rates:BMW 3 SERIES (W/O EDC) COUPE E92(M3) (08-13) 10/16KG.MM Custom-calibrated Stage 1 TuningThe 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
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