GT4 V1 Carbon Fiber Front Bumper Canards - F80 M3 | F82 / F83 M4Increase downforce and give the front end of your F8X M3 M4 an aggressive, track inspired look with the GT4 V1 front bumper canards. These canards are made using molds of the OEM GT4 canards found on the BMW F82 M4 GT4 race car. These pieces help provide additional downforce on the front end. This is a not so subtle detail for those looking to get the most out of their F8X, both in terms of looks and performance. Installation will require drilling,