Bilstein B4 2009 Audi A4 Base Front Shock Absorber 1999-bmw-528i-esi5350681 Performance Gains: Achieves an increase

Performance Gains: Achieves an increase of up to 10hp and 7

Factory hole mounting — no cutting

IE engineers incorporated the largest filter possible

A simple 30 minute install will give you an increase in power

Bilstein B4 2009 Audi A4 Base Front Shock Absorber 1999-bmw-528i-esi5350681 Performance Gains: Achieves an increaseBilstein B4 OE Replacement dampers are specifically engineered to be the best choice for maintaining the original ride quality of your vehicle, while meeting or exceeding OE standards. These dampers are the ideal choice for the driver looking to restore the original performance and handling of their vehicle, with the added benefit of world famous Bilstein quality. Installation Instructions Warranty Material Safety Data Sheet Material Safety Data Sheet