Carbon Fiber 3D Rear Bumper Diffuser Dual fit for 2014-2018 BMW F22 2-Series Coupe M SportThis Brand New 3D Style Carbon Fiber Exhaust Diffuser is the perfect add on to your BMW F22 M Sport bumper! When installed it will give you a lower profile in the rear and an overall more aggressive, cooler look! The Carbon Fiber material is lightweight yet sturdy, and looks great! Brand New Carbon Fiber Rear Diffuser for Dual Outlet (1 pipe tip at each side) Exhaust System. Fits 14 18 F22 2 Series with M Tech Bumper or M Sport Package only. Material: