Adding a more aggressive rear diffuser to your BMW can offer some performance benefits, but is primarily an aesthetic upgrade. BMWs naturally look great from the rear, why not make yours look even better?
Performance inspired matte black plastic diffuser for the E90 3-series. Direct bolt-on, no modification required. **Does not 335i. Requires M-Sport rear bumper.
Performance inspired matte black plastic diffuser for the E90 3-series. Direct bolt-on, no modification required. **For vehicles with quad exhaust. Requires M-Sport rear bumper.
