RW Carbon brings a new carbon fiber rear diffuser for your BMW G16 M850i 8-Series Gran Coupe. This BMW G16 8-Series Carbon Fiber Rear Diffuser provides an intense and aesthetic visual upgrade to the back side of your vehicle. Heads will turn as you pass with this diffuser and will become the new normal. Each and every one of our pieces including this carbon fiber rear diffuser is built using only the highest quality carbon fiber material. Along with a top tier product, it's also backed by our fitment and quality guarantee to ensure that you are getting what you pay for each and every time.