Give your BMW an unmistakable motorsport presence with the K-Style Carbon Fiber LED Diffuser, engineered for the 2015–2020 BMW F80 M3 Sedan, F82 M4 Coupe, and F83 M4 Convertible. This diffuser takes rear-end styling to the next level with its bold, sculpted fins and integrated LED brake light, inspired by track-ready designs.
Key Features
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Aggressive K-Style Design – Deep fins and a bold central channel create a race-inspired look that enhances the car’s wide stance.
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Integrated LED Brake/Reverse Light – Functional center LED light adds a performance aesthetic while increasing visibility and safety.
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Premium Carbon Fiber Construction – Built from lightweight, high-strength carbon fiber with a 2x2 weave pattern.
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Gloss UV-Resistant Finish – Clear-coated to protect against fading, yellowing, or cracking while maintaining a high-gloss shine.
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Direct OEM Fitment – Precisely engineered to fit the F80/F82/F83 M3/M4 with no modifications; uses factory mounting points.
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Aerodynamic Benefits – Enhances airflow and stability at speed, reducing rear-end turbulence.
Specifications
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Material: 100% Carbon Fiber (2x2 weave)
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Finish: Gloss clear coat (UV protected)
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Pieces: One main diffuser with integrated fins & LED
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Fitment: 2015–2020 BMW F80 M3 / F82 M4 / F83 M4
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Style: K-Style with integrated LED light
Installation
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Includes LED wiring and mounting hardware.
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Professional installation is recommended for proper wiring of the LED light and alignment of the diffuser.