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5-Inch iStep Running Boards; Black (07-18 Sierra 1500 Extended/Double Cab)

Item S509341
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Market Price $331.99 You Save 13% ($44.00)
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$287.99 (pair)

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      Product Information

      Features, Description, Reviews, Q&A, Specs & Installation


      • Running Boards for Easy Cabin Access
      • Added Protection for the Side Panels
      • Straight 5-Inch Running Board
      • Aircraft-Grade Aluminum Construction
      • Black Powder Coat Finish
      • Non-Slip Step Pads
      • Bolt-On Installation
      • Driver and Passenger Side Included
      • Limited 1-Year Factory Warranty
      • Fits All 2007-2018 GMC Sierra 1500 Extended/Double Cab Models


      Wider, More Aggressive Appeal. Installing running boards to your truck makes it look wider and more aggressive. Not only that, you’re also making entry and exit easier for you and your passengers because of the added step they provide. If you’re in the market for running boards, get these 5-inch iStep Running Boards to your GMC Sierra. These are made from an aircraft-grade material, guaranteeing long-lasting performance for your vehicle.

      Aircraft-Grade Aluminum for Maximum Durability. These 5-inch iStep Running Boards are constructed from aircraft-grade 6061 aluminum. This type of material is known for its durability and light weight, a combination that’s perfect for a hardworking truck like the GMC Sierra. These running boards also feature non-slip pads on top for better grip, especially on wet conditions. These have a powder coated black finish that adds a hint of aggressiveness to your truck.

      Bolt-On Installation. Installing these 5-inch iStep Running Boards is easy, just bolt it on to the factory mount points under your truck, and you’re good to go. You don’t need to cut or drill anything just to make it fit. You can install these running boards in under 2 hours using simple hand tools and a bit of elbow grease.

      Limited 1-Year Factory Warranty. These 5-inch iStep Running Boards come with a 1-year factory warranty, starting from the date of purchase. This means that the running boards you purchased are free from defects in materials, workmanship, and finish under normal use.

      Application. These 5-inch iStep Running Boards fit all 2007 to 2018 GMC Sierra 1500 Extended/Double Cab models.

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      Fitment: 2007 2008 2009 2010 2011 2012 2013 2014 2015 2016 2017 2018 Details

      CA Residents: WARNING: Cancer and Reproductive Harm -

      Installation & What's in the Box

      Installation Info

      What's in the Box

      • (1) Driver Side Running Board
      • (1) Passenger Side Running Board
      • Installation Hardware

      Customer Reviews (37)

        Questions & Answers

        10 More Questions

        Will It Fit My Sierra 1500

        • 4.3L V6 - 07, 08, 09, 10, 11, 12, 13, 14, 15, 16, 17, 18
        • 4.8L V8 - 07, 08, 09, 10, 11, 12, 13
        • 5.3L V8 - 07, 08, 09, 10, 11, 12, 13, 14, 15, 16, 17, 18
        • 6.0L V8 - 07, 08, 09
        • 6.2L V8 - 09, 10, 11, 12, 13, 14, 15, 16, 17, 18