Stainless Steel Rocker Panel Stainless Steel Rocker Panel; 10 pcs.; GMC SIERRA 2500 HD SIERRA 3500 HD BASE DENALI SLE SLT WT 2015 2016 6.6L Duramax Turbo Diesel LML (400) 6L GEN IV CNG LC8 Vortec (364) 6L GEN IV Flex L96 Vortec (364) 6L GEN IV Flex LC8 Vortec (364) 6L GEN IV L96 Vortec (364) 6L GEN IV LC8 Vortec (364) CNG DIESEL FLEX GAS Putco Putco Stainless Steel Rocker Panel (Stainless Steel) - 9751234 9751234 Rock Sliders and Guards