Bilstein B6 Performance monotube shock for select BMW applications including rear fitment on 2012–2015 3 Series variants. These dampers are a direct performance upgrade to OE units and are tuned for application-specific valve settings to enhance handling while using factory springs. Bilstein's gas-pressure technology and rigorous testing provide improved safety, grip and lane stability without new springs.
Bilstein B6 Performance 14-15 BMW 320I / 12-13 355I Rear Monotube Shock