AutoTecknic Carbon Fiber Rear Wheel Arch Extension Set - F93 M8 Gran CoupeProduct Description AutoTecknic offers the perfect solution for F93 M8 Gran Coupe owners who wish to protect their vehicles from minor rock chips water puddles and tar on the road while elevating their car's aesthetics. These carbon fiber rear wheel arch extensions are manufactured with the pre preg dry carbon method making them highly resistant to damage and ensuring the perfect fitment. Using 100% 3K twill weave carbon fiber these extensions are