• Made from High-grade 2×2 Pre-preg Carbon Fiber
• Manufactured using Vorsteiner’s Autoclave Technology
• Increased Aggressiveness & Improved Aerodynamics
• Vorsteiner’s Autoclaved Pre-Preg Carbon Fiber provides superior stiffness, aerospace strength & durability
• Genuine Vorsteiner Part (Part# 4001 BMV)
• Perfect Fitment Guaranteed

The Vorsteiner GTS Carbon Fiber Rear Diffuser for the BMW F80 M3 and BMW F82/ F83 M4 embodies the perfect balance of form and function- combining Vorsteiner's signature design philosophy with premium materials and a perfected manufacturing process. The Vorsteiner GTS M3/ M4 Carbon Fiber Rear Diffuser is manufactured using Vorsteiner's Advanced Autoclave Technology with Pre-preg 1x1 Carbon Fiber material, giving the part superior stiffness & structure, and enhanced aerospace-grade strength & durability compared to other Carbon Fiber Rear Diffusers on the market.

The design of the Vorsteiner GTS Carbon Fiber Rear Diffuser compliments the body lines of the F80 M3 and F82/ F83 M4 perfectly, making for an aggressive, yet tasteful aerodynamic upgrade which enhances the overall styling of the M3/ M4 rear as well as the aerodynamic performance and air distribution.

This Carbon Fiber F8X M3/ M4 Carbon Fiber Rear Diffuser bolts directly into the factory BMW F8X M3/ M4 Rear Bumper, completely replacing the factory plastic panel underneath. There is no cutting or drilling involved in the installation of the Vorsteiner GTS Carbon Fiber Rear Diffuser, making it easy the perfect option for BMW M3/ M4 owners who are on a lease, or those who do not want to destroy their OEM Factory BMW Rear Bumper.