Westin Platinum Series 4 inch Oval Step Bar, Wheel to Wheel 24-54030 Finish: Polished Stainless Steel;No Drilling Installation;Mounting Brackets Included;Sold As: Pair CHEVROLET GMC SIERRA 1500 SIERRA 2500 SIERRA 2500 HD SILVERADO 1500 SILVERADO 2500 SILVERADO 2500 HD BASE C3 DENALI HYBRID LS LT LTZ SL SLE SLT SS WT Z71 1999 2000 2001 2002 2003 2004 2005 2006 2007 2008 2009 2010 2011 2012 2013 4.3L (262) Vortec 4.3L L35 (262) Vortec 4.3L LU3 (262) Vortec 4.3L LU3 (4293cc) Vortec 4.8L GEN III LR4 Vortec (294) 4.8L GEN IV Flex L20 Vortec (294) 4.8L GEN IV LY2 Vortec (294) 5.3L GEN III Electric/Gas LM7 (325) 5.3L GEN III Flex L59 Vortec (325) 5.3L GEN III L33 Vortec (325) 5.3L GEN III LM7 Vortec (325) 5.3L GEN IV Flex LC9 Vortec (325) 5.3L GEN IV Flex LMG Vortec (325) 5.3L GEN IV LH6 Vortec (325) 5.3L GEN IV LY5 Vortec (325) 6.2L Flex L9H (376) 6L GEN III Bi-Fuel LQ4 Vortec (364) 6L GEN III CNG LQ4 Vortec (364) 6L GEN III LQ4 Vortec (364) 6L GEN III LQ9 HO Vortec (364) 6L GEN IV CNG LC8 Vortec (364) 6L GEN IV Flex L96 Vortec (364) 6L GEN IV L76 Vortec (364) 6L GEN IV L96 Vortec (364) 6L GEN IV LY6 Vortec (364) 8.1L L18 Vortec (496) BI-FUEL CNG ELECTRIC/GAS FLEX GAS Westin Westin Platinum Series Oval Wheel-To-Wheel Step Bars (Polished) - 24-54030 24-54030 Nerf/Step Bar Wheel to Wheel