RW Carbon Carbon Fiber Seat Backs for BMW G80 M3Love the look of carbon fiber on your M3 and want to experience it within the comfort of your own vehicle? If so, you need this interior upgrade Carbon Fiber Seat Backs for the G80 M3. Our carbon fiber M3 seat backs feature 2x2 carbon fiber construction that will perfectly match the interior trim of your car. Coming in as a 2 piece kit with an upper and lower portion, this interior upgrade will only fit the comfort seats within the G80 M3.