BMW F80 M3 & F82/F83 M4 Autotecknic Extended Fin Carbon Fiber Rear Diffuser Available Coupon Code:"M3Parts" (Enter manually at checkout) Dinan engineers focused their attention

Dinan engineers focused their attention on the intake pipe itself where numerous improvements could be made

built with the highest quality parts and a modern chipset

and sophistication

we've expertly trimmed our gear selector cover to provide a perfect fit and sleek blackout aesthetic

This high-end solution for the front and rear axle allow you incredible cornering speeds combined with sensational grip

BMW F80 M3 & F82/F83 M4 Autotecknic Extended Fin Carbon Fiber Rear Diffuser Available Coupon Code:"M3Parts" (Enter manually at checkout) Dinan engineers focused their attentionFor those of you looking for an OEM+ carbon fiber diffuser, this is the diffuser for you! Fitment: 2015 2018 F80 M3 (Base, Competition, CS, Etc.) 2015 2020 F82 M4 (Base, Competition, CS, Etc.) Perfect Fitment 100% Carbon Fiber This is our newly redesigned Dry Carbon Extended Fin Competition Rear Diffuser for the F80 M3 and F82 M4. Featuring larger fins for added aggressiveness and functionality. Designed to mount directly into the lower rear factory