BC RACING COILOVERS ER SERIES - BMW 3 SERIES E90 05-11 model-BMW 3 SERIES E46 M3 CONVERTIBLE (00-06) The Stage 2 Tune is

The Stage 2 Tune is made for people wanting the most from their transmission on street use

the enlarged induction pipe features a smoother design with fewer bends to hinder airflow and an increase in overall internal volume to reduce restriction and improve flow to the turbo

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or tuning for different fuel ratings

and tailored to your goals

BC RACING COILOVERS ER SERIES - BMW 3 SERIES E90 05-11 model-BMW 3 SERIES E46 M3 CONVERTIBLE (00-06) The Stage 2 Tune isThe 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