Getting into your truck shouldn't feel like climbing Mount Everest. That's why AMP Research invested in POWERSTEP, the automatic, electric-powered running board that instantly extends when you open your door, and then hides itself safely out of sight when the doors close for improved ground clearance, aerodynamics and appearance. Its handsome design, all-weather performance and legendary reliability set the industry standard.This Part Fits: Year Make Model Submodel 2009-2013 Chevrolet Silverado 1500 Hybrid 2007-2013 Chevrolet Silverado 1500 LS 2007-2013 Chevrolet Silverado 1500 LT 2007-2013 Chevrolet Silverado 1500 LTZ 2007-2013 Chevrolet Silverado 1500 WT 2010-2013 Chevrolet Silverado 1500 XFE 2007-2014 Chevrolet Silverado 2500 HD LT 2007-2014 Chevrolet Silverado 2500 HD LTZ 2007-2014 Chevrolet Silverado 2500 HD WT 2007-2014 Chevrolet Silverado 3500 HD LT 2007-2014 Chevrolet Silverado 3500 HD LTZ 2007-2014 Chevrolet Silverado 3500 HD WT 2007-2013 GMC Sierra 1500 Denali 2009-2013 GMC Sierra 1500 Hybrid 2007-2013 GMC Sierra 1500 SL 2007-2013 GMC Sierra 1500 SLE 2007-2013 GMC Sierra 1500 SLT 2007-2013 GMC Sierra 1500 WT 2010-2013 GMC Sierra 1500 XFE 2011-2014 GMC Sierra 2500 HD Denali 2007-2014 GMC Sierra 2500 HD SLE 2007-2014 GMC Sierra 2500 HD SLT 2007-2014 GMC Sierra 2500 HD WT 2011-2014 GMC Sierra 3500 HD Denali 2007-2014 GMC Sierra 3500 HD SLE 2007-2014 GMC Sierra 3500 HD SLT 2007-2014 GMC Sierra 3500 HD WT