Karbon bak diffusor BMW M3 F80Karbon bak diffusor BMW M3 F80 Product Information: In the production of the rear diffuser, carbon fibre reinforced plastic, or carbon for short, is used. Carbon has a unique quality, is ultralight and at the same time extremely stiff. These properties explain why this material is indispensable in racing or space technology. The AC Schnitzer aerodynamic components pick up the lines of the respective vehicle, discreetly reinforce them and give the