Rear Diffusers
A rear diffuser smooths the air leaving the underside of the car and shields the rear bumper on high-angle entries. Carbon fiber diffusers save weight; ABS and FRP are easier to replace.
Filter and sort
680 products
LowerHQ Universal Rear Bumper Diffuser, Shark Fin Double Wing Style, ABS, Black or Carbon Fiber Look From $38.99 /blackcarbon fiberAvailable in 2 colors
Full Dry Carbon Fiber Rear Diffuser Kit for BMW G80 M3 G82 G83 M4 From $1,399.95 /
