Monkey Autosports GMC Sierra Factory/OE Style Fender Flares. Set of 4 Full 4 Piece Set of Fender Flares. FITS 2007-2013 GMC SIERRA (EXCLUDES ALL DUALLY MODELS) Constructed with lightweight, tough, durable, and impact resistant plastic composite. Heat and cold resistant 100% UV protection against cracking and chalking Come with necessary installation kit and installation instructions. May not fit if other accessories are installed which may get in the way of the Fender Flares (i.e. mudflaps, body molding, body molding, ground effects, etc.) Smooth finish. Paintable without pre-sanding or pre-treating