GMC Sierra 1500 Extended Cab Side Step Bars / Nerf Bars - Stainless Steel - Fits the 1999, 2000, 2001, 2002, 2003, 2004, 2005, 2006, 2007, 2008, 2009, 2010, 2011, 2012 and 2013 GMC Sierra 1500 Extended Cab Add a customized look to your GMC Sierra 1500 Extended Cab Heavy Gauge Stainless Steel Construction Easy entry into your GMC Sierra 1500 Extended Cab Fits 1999-2013 GMC Sierra 1500 Extended Cab Limited Lifetime Warranty and Easy Bolt-on Installation