Westin Platinum Series 4 inch Oval Step Bar, Wheel to Wheel 24-54195 4 in. Oval Step Bar; Black; Steel; Mount Kit Included CHEVROLET GMC SIERRA 2500 HD SIERRA 3500 HD SILVERADO 2500 HD SILVERADO 3500 HD DENALI LT LTZ SLE SLT WT 2008 2009 2010 2011 2012 2013 2014 6L GEN IV CNG LC8 Vortec (364) 6L GEN IV Flex L96 Vortec (364) 6L GEN IV L96 Vortec (364) 6L GEN IV LC8 Vortec (364) 6L GEN IV LY6 Vortec (364) CNG FLEX GAS Westin Westin Platinum Series 4 Inch Oval Wheel-To-Wheel Step Bars (Black) - 24-54195 24-54195 Nerf/Step Bar Wheel to Wheel