FITMENT: Compatible For 1999-2013 Chevy Silverado 1500 Double Cab Extended Cab with 2 Half-size Rear Doors. The Running Boards Mounted On Truck Frame. MATERIAL: Climwa Running Boards for Silverado Extended Cab Made With High Light Stainless Steel And Anti-slip Plastic Steps. 6-inch Wide Step, Offers A Secure Footing From Which You Can Step Up Into Your Truck. EASY TO INSTALL: Easy Bolt-on Installation. No Drilling Or Cutting Required. All Mounting Hardware And Installation Instruction Included. Mount The Mounting Brackets Under The Truck First Then The Running Boards. INNOVATIVE DESIGN：This Product Is Newly Designed And Has Obtained A Patent In The Us. Slider Design, Able To Adjust Position On Vehicle Forward & Backwards For Better Customization. OE STYLE: Oe Style With Polymer Stripes Pattern Aluminum Running Boards, with A Slip-resistant Plastic Step Pad. Looks Like Very High-quality Material And Similar OEM. Color STAINLESS STEEL Brand Name Climwa Manufacturer Climwa Material Type 6 Inch Side Steps, Stainless Steel Item Type Name Running Boards for Silverado Exterior Finish Stainless Steel Item Dimensions 78 x 6 x 2 inches Included Components Running boards + Mounting Brackets+ Hardware Compatible with Vehicle Type 1999-2013 Chevy Silverado 1500 Double Cab Manufacturer Warranty Description 2 Years Warranty