Description
Dry Carbon Fiber V1 Style Rear Diffuser for BMW G20 M340i (Pre-LCI)
Transform the rear-end styling of your BMW G20 M340i with our premium Dry Carbon Fiber V1 Style Rear Diffuser, engineered to deliver aggressive motorsport aesthetics with clean OEM+ integration. Designed specifically for the Pre-LCI G20 M340i platform, the V1 diffuser enhances the factory rear bumper with sculpted aerodynamic fins, sharper contours, and a wider, more planted visual stance.
Manufactured from 100% true pre-preg dry carbon fiber, this rear diffuser is autoclave-cured to achieve exceptional strength, reduced weight, and a flawless surface finish. The advanced construction process ensures precise weave alignment, superior rigidity, and long-term durability, making it a premium upgrade for performance street builds, show cars, and carbon-focused exterior packages.
The V1 style design introduces deeper lower-body sculpting with defined fins that emphasize width and motorsport intent. The result is a bold rear-end transformation that enhances aggression while maintaining the refined proportions of the G20 chassis.
Finished in a premium 2x2 carbon fiber twill weave, this diffuser delivers a symmetrical, high-end motorsport aesthetic that pairs perfectly with matching front lips, side skirts, mirror caps, and trunk spoilers. For a more customized build, optional matte carbon, forged carbon, and 1x1 weave finishes are available upon request through the Custom Product Inquiry section.
Each unit is coated with a durable UV-resistant high-gloss clear coat, helping protect against fading, yellowing, oxidation, and environmental wear. This ensures long-term gloss retention while preserving a deep, showroom-quality carbon finish.
Engineered for OEM-style direct replacement installation, this diffuser replaces the factory rear diffuser and integrates precisely with the original rear bumper using factory mounting points. The result is a secure, professional fitment with factory-level alignment.
Whether completing a full carbon aero package or upgrading a single rear-end component, this Dry Carbon Fiber V1 Style Rear Diffuser delivers the perfect combination of aggression, precision engineering, and premium craftsmanship for your BMW G20 M340i.
Key Features:
- Fits BMW G20 M340i / M340i xDrive (Pre-LCI)
- V1 style motorsport-inspired rear diffuser design
- 100% true pre-preg dry carbon fiber construction
- Autoclave-cured for superior strength and precision
- Lightweight and high-rigidity structure
- Standard 2x2 carbon fiber twill weave
- Optional matte, forged, and 1x1 weave available
- UV-resistant high-gloss protective coating
- OEM+ direct replacement fitment
- Enhances rear-end width, depth, and aggression
- 30-day warranty against fitment or shipping defects
Vehicle Fitment:
- BMW G20 M340i
- BMW G20 M340i xDrive
- Model Years: Pre-LCI
- Requires: M Sport / M340i rear bumper
Installation Notes:
- Professional installation recommended
- Direct replacement of factory rear diffuser
- Test fit prior to final installation
- Hardware included
Warranty:
Includes a 30-day standard warranty covering fitment issues or damages upon arrival. Warranty does not cover damage after installation.
