For Audi A4 B8 Carbon Fiber Look Rear Boot Lip Spoiler Wing M4 Style 2008-2012
Fit for AUDI A4 B8 Sedan 2008-2012 Model. Style: M4 Style /V-Type. The Spoiler Wing uses the principle of aerodynamics to generate downward pressure on the car when driving at high speeds, which will offset part of the lift.