This part generally fits Chevrolet, GMC vehicles and includes models such as Sierra 1500, Sierra 2500 HD, Sierra 3500 HD, Silverado 1500, Silverado 2500 HD, Silverado 3500 HD with the trims of Base Standard Cab Pickup 2-Door, Denali Crew Cab Pickup 4-Door, LS Crew Cab Pickup 4-Door, LT Cab & Chassis 2-Door, LT Cab & Chassis 4-Door, LT Crew Cab Pickup 4-Door, LT Extended Cab Pickup 4-Door, LT Standard Cab Pickup 2-Door, LTZ Cab & Chassis 4-Door, LTZ Crew Cab Pickup 4-Door, LTZ Extended Cab Pickup 4-Door, LTZ Standard Cab Pickup 2-Door, SL Crew Cab Pickup 4-Door, SLE Cab & Chassis 2-Door, SLE Cab & Chassis 4-Door, SLE Crew Cab Pickup 4-Door, SLE Extended Cab Pickup 4-Door, SLE Standard Cab Pickup 2-Door, SLT Cab & Chassis 2-Door, SLT Cab & Chassis 4-Door, SLT Crew Cab Pickup 4-Door, SLT Extended Cab Pickup 4-Door, SLT Standard Cab Pickup 2-Door, WT Cab & Chassis 2-Door, WT Cab & Chassis 4-Door, WT Crew Cab Pickup 4-Door, WT Extended Cab Pickup 4-Door, WT Standard Cab Pickup 2-Door . The engine types may include 4.3L 262Cu. In. V6 GAS OHV Naturally Aspirated, 4.8L 294Cu. In. V8 GAS OHV Naturally Aspirated, 5.3L 5328CC 325Cu. In. V8 FLEX OHV Naturally Aspirated, 5.3L 5328CC 325Cu. In. V8 GAS OHV Naturally Aspirated, 6.0L 5967CC 364Cu. In. V8 GAS OHV Naturally Aspirated, 6.2L 6162CC 376Cu. In. V8 GAS OHV Naturally Aspirated, 6.6L 6599CC 403Cu. In. V8 DIESEL OHV Turbocharged. This part fits vehicles made in the following years 2007, 2008. 325Cu. In. V8 FLEX OHV Naturally Aspirated, 5.3L 5328CC 325Cu. In. V8 GAS OHV Naturally Aspirated, 6.0L 5967CC 364Cu. In. V8 GAS OHV Naturally Aspirated, 6.2L 6162CC 376Cu. In. V8 GAS OHV Naturally Aspirated, 6.6L 6599CC 403Cu. In. V8 DIESEL OHV Turbocharged. This part fits vehicles made in the following years 2007, 2008.