3DDesign Carbon Rear Trunk Spoiler for G8x BMW M3 and M4

The 3DDesign Carbon Rear Trunk Spoiler for the G8x BMW M3 and M4 delivers the perfect balance of performance and sophistication, amplifying the bold character of BMW’s flagship M models. Handcrafted from premium dry carbon fiber, this spoiler combines lightweight strength with a high-gloss finish that accentuates the M3 and M4’s sculpted lines. Its aerodynamic form not only enhances the vehicle’s rear-end presence but also optimizes airflow for improved stability at speed. Designed and manufactured in Japan with 3DDesign’s renowned precision, it offers seamless OEM-level fitment and an unmistakably refined motorsport aesthetic.

Gtechniq EXOv5 Coating

• This optional coating forms a durable, long-lasting bond that will not wash off or break down, providing reliable, extended protection for paintwork and other treated surfaces. It creates a strong protective barrier that helps shield against damaging environmental contaminants such as dirt, road grime, and pollutants, while also offering enhanced scratch resistance to maintain a clean, high-gloss finish over time. For those seeking maximum durability and performance, the coating can be applied in multiple layers to increase thickness, strengthen protection, and further extend the life of the surface.

Features

• Crafted from high-quality dry carbon fiber for lightweight strength and durability
• High-gloss finish showcases the carbon weave for a premium, sporty look
• Enhances aerodynamic efficiency and rear-end stability
• Precision-engineered to integrate seamlessly with the factory trunk lid
• OEM-quality fitment using original mounting points for a clean, factory-like installation
• Adds a subtle, motorsport-inspired aesthetic that complements the aggressive M design
• Includes instructions and hardware
• Developed and manufactured in Japan by 3DDesign for superior craftsmanship

Applications

• BMW M3: G80 (2021-present)
• BMW M4: G82 (2021- present)

About 3DDesign

3DDesign is a Japan-based BMW specialist recognized for OEM-level fit, refined aesthetics, and real-world performance. Drawing on motorsport development, the brand engineers aerodynamic components, wheels, exhaust systems, suspension, and interior accessories using advanced CAD / CAM, CFD, and road / track testing. Its catalog emphasizes lightweight, high-quality materials — such as carbon fiber, forged aluminum, and titanium — paired with precise tolerances for seamless integration with factory systems. The result is a cohesive, OEM-plus driving experience that elevates both form and function across modern BMW platforms.