CLIMWA Compatible with 2007-2018 Chevy Silverado/Gmc Sierra 1500;2007-2019 2500/3500 Double Cab(Not for Diesel Engine).Side Truck Steps 6 Inch Running Boards Heavy Duty Carbon Steel Black Nerf Bar - SK-H6-78-BLK UB6-15455-6

• FITMENT:Compatible For 2007-2018 Chevy Silverado / Gmc Sierra 1500 (Incl.2019 1500 LD) & 2007-2019 2500 / 3500 Double Cab(2 Full-Size Front Doors & 2 Narrower Rear Doors).Not For 2007 Chevy Silverado / Gmc Sierra Classic & Diesel Engine. MATERIAL:Climwa Running Boards for gmc sierra extended cab Made With Heavy Duty Carbon SteelAnd Anti-slip Plastic Steps.6-inch Wide Step, Offer 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