





SOOQ00Carbon Fiber Diffuser W/ Brake Light + Rear Splitter - BMW G80 & G81 / G82 & G83 M4
GET 10% OFF STOREWIDE + 5% FOR EMAIL SUBSCRIBERS
Transform the rear of your BMW G80, G81, G82, or G83 M4 with the Carbon Fiber Diffuser with Brake Light + Rear Splitter, designed to enhance both the aerodynamics and the aggressive styling of your vehicle. Crafted from high-quality carbon fiber, this diffuser and splitter combo provides a motorsport-inspired look while improving rear downforce and stability. With an integrated brake light, it also increases visibility and safety, making it the perfect functional and aesthetic upgrade for your M4.
Features:
- Custom Fitment: Engineered specifically for the BMW G80, G81, G82, and G83 M4 models, ensuring a precise, seamless fit that integrates perfectly with the vehicle’s rear bumper for a factory-like finish.
- Premium Carbon Fiber Construction: Made from lightweight, high-strength carbon fiber, the diffuser and rear splitter feature a glossy, high-end finish that enhances the M4’s aggressive styling and adds a motorsport-inspired touch.
- Aerodynamic Performance: The diffuser and rear splitter are designed to improve aerodynamics, providing additional downforce and stability at high speeds, which enhances handling and overall driving dynamics.
- Integrated Brake Light: The built-in brake light increases visibility for added safety, ensuring that other drivers are aware of your braking, especially during high-speed maneuvers.
- Durable and Lightweight: Carbon fiber offers exceptional durability while remaining lightweight, reducing the overall weight of the vehicle and contributing to improved performance and handling.
- Aggressive Styling: The addition of the diffuser and rear splitter gives your M4 a more dynamic, aggressive appearance, lowering the rear stance and emphasizing the vehicle’s performance capabilities.
- Easy Installation: The diffuser and splitter are designed for direct fitment, using existing mounting points for a secure installation. Professional installation is recommended for optimal results and proper fitment.
- Long-Lasting Finish: Carbon fiber is resistant to fading, scratches, and wear, maintaining its pristine look over time, even with exposure to the elements.
- Protection and Functionality: Besides improving the vehicle's aerodynamics, the diffuser helps protect the rear bumper from debris and potential damage, while the brake light enhances safety on the road.
- Ideal for Performance Enthusiasts: Perfect for BMW M4 owners who want to improve both the aesthetics and performance of their vehicle, showcasing their passion for motorsport and luxury.
Upgrade the rear of your BMW G80 & G81 / G82 & G83 M4 with the Carbon Fiber Diffuser with Brake Light + Rear Splitter and enjoy a refined, aggressive look along with improved aerodynamic performance. Whether you’re focused on enhanced handling or simply want to give your M4 a more race-ready appearance, this combo is the ideal upgrade for performance-minded drivers.
Shipping Information:
If a product is in stock, it’s usually delivered within 2–10 days, depending on your location.
If a product is made to order, production takes approximately 2–4 weeks, followed by 1–3 weeks for delivery, depending on your location.
We can always arrange faster air shipping upon request — please contact us for an individual quote.
Installation Recommendations:
It is recommended that all installation and upgrades are carried out by a qualified professional workshop to ensure proper fit.
If the product is installed incorrectly, we cannot accept responsibility for any resulting damage or issues.
If you have any questions, feel free to reach out to Customer Shopping Assistant.
When referring to a product, please include the product link for faster assistance.

You may also like
Customer Builds
@feaargarage
Audi RS5 B9
Kaitlyn G
Toyota Supra GR A90
Eric R.
Chevrolet Corvette C8
@infiniti_guro
Infiniti Q50S
@lcrcf805
Lexus RC500
@i.mjalen
Audi RS5 B9

