Description: YITAMOTOR is one of the largest automotive running boards and vehicle accessory retailers in the United States. We take pride in our quality control in assuring that we provide only the highest-quality running boards and auto accessories to our customers. Fitment: 1999-2018 Chevy Silverado 1500 2500/2500HD 3500/3500HD Extended / Double Cab 1999-2018 GMC Sierra 1500 2500/2500HD 3500/3500HD Extended / Double Cab Note: Please ensure these side step bars fit your Truck before purchase Features: ?Weather Proof?- Uv resistant black step will be free from aging and keep fresh new, water-proof. Stand up for harsh weather.?High Weight Limit?- Each is able to bear the weight of 2-3 adults standing at the same time.?Easy Install?- Exact fitment. Easy to install and remove. Only takes a few minutes for professional technicians.?Durability & Corrosion resistance?- These high-quality boards are made of premium steel and with a black powder-coated finish. Weatherproof and benefits your traveling life.?Non-slip design?-Black non-slip inserts all over the steps provide protection against slipping risks, much more convenient for children and elders. Professional installation recommended [specification] Brand YITAMOTOR Load Bearing 450 LBS Color Black Placement Left / Right installation Bolt-on Surface Finish Powder-Coated Material Carbon Steel Package Includes Left+Right Running Boards & Mounting Brackets & Hardware & Instructions Warranty 1 Year [/specification] [des] - Easy installation, no drilling or modification - Holds up to 450 lbs - Marine-grade stainless steel - 1 Year Warranty - Package: 2pcs Running Boards Side Steps Nerf Bars? Mounting Brackets & hardware? Installation Instruction [/des]