Pocket-Riveted Style Side Fender Wheel Flares For GMC Sierra 2500/3500 4pc Set (Patten) 100% UV Protection, No chalking, cracking, or warping Pocket-riveted style fender flares are custom-designed for your specific application Additional coverage for larger tire and wheel packages Paintable for matching with vehicles' color Direct bolt-on installation using the existing factory holes, no drilling or cutting required