Westin Bed Mat Black CHEVROLET SILVERADO 1500 SILVERADO 1500 CLASSIC SILVERADO 1500 HD SILVERADO 1500 HD CLASSIC SILVERADO 2500 SILVERADO 2500 HD SILVERADO 2500 HD CLASSIC BASE CLASSIC HYBRID CLASSIC LS CLASSIC LT CLASSIC SS CLASSIC WT HYBRID LS LT SS WT Z71 1999 2000 2001 2002 2003 2004 2005 2006 2007 4.3L (262) Vortec 4.3L L35 (262) Vortec 4.3L LU3 (262) Vortec 4.8L GEN III LR4 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) 6.6L Duramax Turbo Diesel LB7 (403) 6.6L Duramax Turbo Diesel LBZ (403) 6.6L Duramax Turbo Diesel LLY (403) 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) 8.1L L18 Vortec (496) BI-FUEL CNG DIESEL ELECTRIC/GAS FLEX GAS Westin Westin Bed Mat - 50-6175 50-6175 Truck Bed Mat