One-piece carbon fiber rear diffuser for the BMW M4 F82/F83 (2014-2020) in 3x3 twill weave, with built-in bumper extensions for a seamless OEM-style fit. Clean, factory-plus look. Bolt-on installation.
Fitment: BMW M4 F82/F83, 2014-2020. Send us your year if you'd like fitment confirmed before ordering.
