Bilstein B4 OE Replacement (Air)-Air Suspension Strut (45-240706) 4031 This system produced gains of

This system produced gains of up to +4 HP and +5 lbs

providing a reliable solution for fuel delivery system assembly

T2R-F01 race

the induction sound generated takes the driving experience of the M3 to a whole new level

fuel economy

Bilstein B4 OE Replacement (Air)-Air Suspension Strut (45-240706) 4031 This system produced gains ofBilstein B4 OE Replacement (Air) dampers are designed to replace the original air suspension systems on many European brand vehicles. Bilstein is an OE supplier for air suspension systems; the quality of these products meets, and typically exceeds, the standards set forth by the vehicle's manufacturer. Bilstein B4 OE Replacement (Air) dampers are designed to connect directly into the original connectors on the vehicle, ensuring modification free