G90 M5/G99 M5 SQ V2 Carbon Fiber DiffuserSQ V2 Carbon Fiber Rear Diffuser for G90 G99 M5 Upgrade the rear end presence of your G90 G99 M5 with the SQ V2 Carbon Fiber Rear Diffuser, designed to add aggressive styling and enhanced visual depth while maintaining a clean OEM+ finish. The V2 design features sharper lines and a more defined structure, giving the rear of the car a more performance focused look. Constructed from true dry carbon fiber, this diffuser offers a lightweight yet durable