CMST Rear Diffuser (G20 Pre LCI)

Bold Rear-End Transformation — Enhance rear airflow and give your car a wider, more aggressive stance.

Premium Carbon Fiber Construction — Available in genuine 2x2 weave carbon fiber and finished with a UV-resistant clear coat for long-lasting gloss and durability.

Perfect Fitment — Designed for precise OEM-level fitment on BMW 3 Series G20/G28 M Sport 2019+, installing cleanly using factory mounting points or included hardware.

Performance & Style — Improves the car's visual stance and pairs seamlessly with other exterior upgrades for a complete, motorsport-inspired look.