Bushwacker 40965-02 OE Style Fender Flares Fits Sierra 2500 HD Sierra 3500 HD Height: 29.000 Width: 9.000 Length: 46.000 Weight: 13.75 Fitment: 2017/GMC/Sierra 3500 HD/SLT Extended Cab Pickup 4-Door/6.6L 6599CC 403Cu. In. V8 DIESEL OHV Turbocharged::Bed Side = Fleetside, Front and RearFactory Mud Flaps Must Be Removed^^2017/GMC/Sierra 3500 HD/SLT Extended Cab Pickup 4-Door/6.0L 5967CC 364Cu. In. V8 GAS OHV Naturally Aspirated::Bed Side = Fleetside, Front and RearFactory Mud Flaps Must Be Removed^^2017/GMC/Sierra 3500 HD/SLT Extended Cab Pickup 4-Door/6.0L 5967CC 364Cu. In. V8 FLEX OHV Naturally Aspirated::Bed Side = Fleetside, Front and RearFactory Mud Flaps Must Be Removed^^2017/GMC/Sierra 3500 HD/SLT Crew Cab Pickup 4-Door/6.6L 6599CC 403Cu. In. V8 DIESEL OHV Turbocharged::Bed Side = Fleetside, Front and RearFactory Mud Flaps Must Be Removed^^2017/GMC/Sierra 3500 HD/SLT Crew Cab Pickup 4-Door/6.0L 5967CC...