BMW 3 Series F30/F31 Rear Diffuser — Gloss Black, Dual Exhaust (M Sport, 2012–2019)

For the BMW 3 Series F30 Saloon and F31 Touring with M Sport bumper and dual exhaust — our gloss black rear diffuser adds a sharper, more aggressive finish to the rear-end that integrates cleanly with the factory bumper flow.

⚠️ Dual exhaust configuration only — one exit on each side. This diffuser is designed for the dual exhaust setup where you have one exhaust tip on the left and one on the right. It will NOT fit single left exit, dual left exit, or quad exit configurations. Please check your exhaust configuration before ordering.

M Sport bumper only. It will not fit standard SE, Sport Line, or Luxury Line bumpers.

Direct-fit compatibility — M Sport bumper with dual exhaust (one exit each side) only:

• BMW F30 3 Series Saloon — M Sport with dual exhaust, 2012–2019
• BMW F31 3 Series Touring — M Sport with dual exhaust, 2012–2019

Common models with this exhaust configuration include 328i, 330i, 335i, and 340i. Please verify your exhaust setup by looking at your rear bumper — if you have one exhaust tip on each side, this diffuser fits your car.

Manufacturer references: BMW, 3 Series, F30, F31 are trademarks of BMW AG, used here solely to indicate product compatibility. AutoCap Solutions is an independent aftermarket retailer and is not affiliated with, endorsed by, or authorised by BMW AG.

All AutoCap Solutions products are covered by our standard replacement policy in the rare event of manufacturing fault.