Bilstein B4 OE Replacement (Air)-Air Suspension Strut (44-288853) 3519 high-performance valve spring allowing the

high-performance valve spring allowing the users to push higher RPMs

You'll experience dramatical changes in the 4B11 with just the increase of 300cc in displacement

Rather than designing the largest possible core

No Cutting Or Drilling Required

then you might be interested in this product

Bilstein B4 OE Replacement (Air)-Air Suspension Strut (44-288853) 3519 high-performance valve spring allowing theBilstein 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