The Bilstein B6 Performance 36mm monotube shock is a tuned damper that upgrades OE ride control while pairing with the vehicle's factory spring. Its application‑specific valve settings and gas‑pressure monotube design improve grip, lane stability and handling compared with stock units, and are tested to meet or exceed OE quality standards. Fitment: for 1999 Audi A4 (rear).
Bilstein B6 1999 Audi A4 Base Rear 36mm Monotube Shock Absorber