HARD Motorsport - BMW E92 Abrasion Resistant Polycarbonate CUP Style Rear Windows - PAIR (E92RWINDWCUP) rb26 ***NOT Compatible with OEM Factory

***NOT Compatible with OEM Factory AVS (Adaptive Variable Suspension)

created a large amount of play or shimmy in the handle

E36 M3 models use 4 piston Wilwood calipers

creating fluctuations in suspension geometry that adversely affects everything from cornering to braking stability

allowing the entire rear end to move

HARD Motorsport - BMW E92 Abrasion Resistant Polycarbonate CUP Style Rear Windows - PAIR (E92RWINDWCUP) rb26 ***NOT Compatible with OEM FactoryKeep your cabin air fresh during your stint with our CUP style rear polycarbonate, lightweight racing windows. Four rear venting slots have been added to our popular windows for improved air circulation and appearance. HIGH QUALITY MATERIALS: Abrasion resistant polycarbonate rear windows for your race car! A HUGE weight savings compared to the glass counter part. Provides excellent levels of protection against chemicals, UV yellowing, and hazing. This