Bilstein B6 05-09 Workhorse W20 / W22 / W24 Front Monotube Shock Absorber 2017-bmw-535i-gt-base-esi3892859 75" pipes Cat-Back™ system features

75" pipes Cat-Back™ system features a "True Dual" design which is unique in the industry

This system features the aggressive ATAK(r) sound and exits through 4

Thes system features unique single 4

75" diameter into dual 2

Bilstein B6 05-09 Workhorse W20 / W22 / W24 Front Monotube Shock Absorber 2017-bmw-535i-gt-base-esi3892859 75" pipes Cat-Back™ system featuresBilstein B6 shock absorbers and struts are the ideal choice for improving the performance of any vehicle. These shock absorbers and struts feature a monotube design which provides consistent fade free performance. Bilstein B6 shock absorbers and struts utilize a unique, velocity sensitive, digressive piston which reacts to changing road conditions to provide consistent fade free performance. All B6 shock absorbers and struts are tuned for each