1999 2000 2001 2002 2003 2004 2005 2006 99 00 01, 02 03 04 05 06 Chevrolet Chevy Silverado 1500 2500, Suburban Tahoe HD 3500 Base LS LT WT Z71 LTZ 4WD, RWD AWD 2DR 3DR 4DR Extended Cab Pickup Standard, & Chassis Sport Utility Crew V6 V8 4.3L 4.8L 5.3L, 6.0L 5.7L 6.6L 8.1L Gas Engine DIESEL FLEX BI-, FUEL CNG Front Left Driver Right Passenger Side, Halogen Factory Style Headlamp Assembly Black, Bezel Crystal Clear Lens Composite Headlight, Housing Direct Replacement Pair Set