BC RACING COILOVERS DS SERIES - BMW 3 SERIES E90 M3 06-13 (TRUE REAR COILOVER) Spring Rates:RECOMMENDED KIT 6/6 KG.MM which allows consistent cold side

which allows consistent cold side temperatures on back-to-back runs rising between 3-5°C in comparison to the stock 15°C+

if you'd like to change the way the power is delivered just ask

Upgraded B58TU High Pressure Fuel Pump (Genuine Bosch/BMW part)

This price is for fully custom tuning

BC RACING COILOVERS DS SERIES - BMW 3 SERIES E90 M3 06-13 (TRUE REAR COILOVER) Spring Rates:RECOMMENDED KIT 6/6 KG.MM which allows consistent cold sideThe BC Racing DS Series is built around digressive valving, offering similar benefits to the BR Series but with a stronger focus on track performance. The digressive piston design delivers a non linear damping curve, allowing higher low speed damping to control body roll during cornering, braking, and acceleration, while reducing high speed damping to let the suspension travel freely over kerbs and rough sections without unsettling the chassis. Key