Finish: Black Paint Bilstein B4 OE Replacement (Air) shock absorbers and suspension air springs are designed to replace the original air suspension systems on many Mercedes-Benz, Jaguar, Land Rover, BMW, Porsche and Volkswagen vehicles. Bilstein is an OE supplier for air suspension systems; you can rest assured that the quality of these products meets, and typically exceeds, the standards set forth by the vehicle's manufacturer. Bilstein B4 OE Replacement (Air) shock absorbers and suspension air springs are designed to connect directly into the original plugs on the vehicle, ensuring modification-free installation and restoration of the original feel of the vehicle. Product Features:High OEM quality standardsProven BILSTEIN gas pressure technologyResponds to street and vehicle conditions in milliseconds for instant adaptivityProvides excellent comfort and perfect driving characteristics SPECIAL INSTALLATION NOTES:Please review and carefully follow the written instructions for the installation of these shocks: