GMC Sierra 1500 Engine Gaskets and Seals
Engine gaskets and seals for the GMC Sierra 1500 span model years 1999–2025, covering cylinder head gaskets, intake manifold gasket sets, complete engine gasket sets, and cylinder head gasket sets. Pick your GMC Sierra 1500's year above to narrow the list to engine gaskets and seals with confirmed fitment. Every part shown is checked against our vehicle data.
Cometic C5319-045 MLS Cylinder Head Gasket GM Gen III/IV Bore - LS1/LS2/LS3/LS6 4.190 045
Cometic C5476-051 MLS Cylinder Head Gasket GM Gen III/IV Bore - LS1/LS2/LS3/LS6 3.970
Cometic C5475-027 MLS Cylinder Head Gasket GM Gen III/IV Bore - LS1/LS2/LS3/LS6 3.910
Cometic C5319-040 MLS Cylinder Head Gasket GM Gen III/IV Bore - LS1/LS2/LS3/LS6 4.190 040
Cometic C5317-036 MLS Cylinder Head Gasket GM Gen III/IV Bore - LS1/LS2/LS3/LS6 4.130
Cometic C5476-045 MLS Cylinder Head Gasket GM Gen III/IV Bore - LS1/LS2/LS3/LS6 3.970
Cometic C5476-040 MLS Head Gasket GM LS1 LS2 LS3 LS6 Gen 3/4 3.970 Bore
Cometic C5477-045 MLS Cylinder Head Gasket GM Gen III/IV Bore - LS1/LS2/LS3/LS6 4.000
Cometic C5477-036 MLS Cylinder Head Gasket GM Gen III/IV Bore - LS1/LS2/LS3/LS6 4.000
Cometic C5318-027 MLS Cylinder Head Gasket GM Bore - LS1/LS2/LS3/LS6 4.160
Cometic C5318-030 MLS Cylinder Head Gasket GM Gen III/IV Bore - LS1/LS2/LS3/LS6 4.160
ACDelco 8642074 Automatic Transmission Input Clutch Thrust Washer
ACDelco 24241414 GM Original Equipment Engine Oil Filter Adapter O-Ring
Cometic C5751-140 MLS Cylinder Head Gasket GM Bore - LS1/LS2/LS3/LS6 4.060
What's here for your GMC Sierra 1500
- Engine cylinder head gaskets, including OE-replacement and performance options
- Engine intake manifold gasket sets, available in rubber and composite materials
- Complete engine gasket sets covering front, rear, and full-engine configurations
- Engine cylinder head gasket sets as multi-piece kits
The widest selection here comes from Cometic, MAHLE, Victor, and Fel-Pro, each offering a broad range of gasket types and materials suited to the GMC Sierra 1500 across its production years. Other categories GMC Sierra 1500 owners shop for: GMC Sierra 1500 Shocks and Struts, GMC Sierra 1500 Springs and Suspension Parts and GMC Sierra 1500 Exterior Lights, or browse all GMC Sierra 1500 parts and accessories.
Parts GMC Sierra 1500 owners have ordered here include the Dorman 917-143 Engine Oil Pressure Sensor Filter.