BMW M3/M4 F80 F82 F83 Carbon Fibre Rear Diffuser - with Rain Light

Enhance the aggressive styling and aerodynamic performance of your BMW M3 or M4 with this premium carbon fibre rear diffuser featuring an integrated rain light. Designed to deliver a race-inspired look while improving airflow and rear-end stability, it’s the ultimate upgrade for both street and track enthusiasts.

Premium construction – Manufactured from lightweight, high-strength carbon fibre for durability, rigidity, and significant weight reduction.
OEM fitment – Engineered specifically for the BMW M3/M4 F80, F82, and F83, ensuring precise alignment with factory mounting points.
Integrated rain light – Motorsport-style LED rain light adds a functional and aggressive touch, improving visibility in poor weather conditions and enhancing track-ready aesthetics.
Aerodynamic performance – Sculpted fins and contours channel airflow efficiently, reducing turbulence and increasing rear stability at speed.
Gloss carbon finish – UV-resistant coating protects against fading while showcasing the distinctive carbon weave.
Aggressive styling – Extends the rear profile with a bold, race-inspired stance that complements the M3/M4’s factory body lines.
Compatibility – Fits BMW M3 F80 Saloon and BMW M4 F82 Coupe / F83 Convertible (2014–2020), designed for direct replacement without modification.

This carbon fibre rear diffuser with rain light is the perfect combination of style and function. Lightweight, aerodynamic, and visually striking, it delivers a motorsport-inspired presence that sets your BMW apart on the road and at the track.

Fits the following vehicles:

2014-2020 BMW M3/M4 F80 F82 F83 (Saloon, Coupe and Cabrio) generation