Give the rear of your BMW 4 Series a more dynamic and performance-oriented appearance with this M Sport Performance style rear diffuser. Designed for the F32, F33, and F36 models with dual exhaust outlets, this diffuser features sculpted fins and a twin-exit design that accentuates the car’s sporty character.
The diffuser is manufactured from high-quality ABS plastic for durability and resilience against road debris and weathering. It arrives in a gloss black finish that complements existing trim and requires no additional painting. Installation involves removing the factory rear valance and fitting this diffuser in its place using the supplied hardware.
Features and benefits:
- M Sport Performance style rear diffuser with aggressive fins and twin exhaust cut-outs.
- Made from impact-resistant ABS plastic for long-lasting performance.
- Gloss black finish matches OEM trims and accessories; can be painted if desired.
- Supplied with screws and clips for a secure and stable installation.
- Enhances aerodynamics and adds a distinctive motorsport aesthetic to the rear end.
- Installation requires removal of the original valance and fitting the new diffuser; professional fitting is recommended for perfect alignment.
Fitment compatibility:
- BMW 4 Series F32 Coupe (2014-2020) with M Sport bumper and dual exhaust.
- BMW 4 Series F33 Convertible (2014-2020) with M Sport bumper and dual exhaust.
- BMW 4 Series F36 Gran Coupe (2014-2021) with M Sport bumper and dual exhaust.
- Not suitable for single-exit exhaust models or M4 variants.
This high-quality rear diffuser not only improves the aesthetic appeal of your 4 Series but also aids in channelling airflow under the car, contributing to a subtle aerodynamic benefit. All necessary screws and fasteners are included.






















































