GMC Envoy XL Engine Gaskets and Seals
This page brings together engine gaskets and seals for the GMC Envoy XL, covering model years 2002–2009. The range spans cylinder head gaskets and complete head gasket sets in OE-replacement and performance styles. Pick your GMC Envoy XL's year above to narrow the list to engine gaskets and seals with confirmed fitment. Every part shown is checked against our vehicle data.
MAHLE JV1657 Victor Reinz Main Crankshaft Seal - Rear and Cover Gasket Kit for GM LS Engines
Cometic C5317-051 MLS Cylinder Head Gasket GM Bore - LS1/LS2/LS3/LS6 4.130
Cometic C5489-060 MLS Cylinder Head Gasket GM Bore - LS1/LS2/LS3/LS6 4.100
MAHLE 54442 Multi-Layer Steel Cylinder Head Gasket 3.950" Bore GM LS
Cometic C5317-120 MLS Cylinder Head Gasket GM Gen III/IV Bore - LS1/LS2/LS3/LS6 4.130
Cometic C5475-120 GM MLS Cylinder Head Gasket Bore Thick - LS1/LS2/LS3/LS6 3.910 120
Cometic C5751-120 MLS Cylinder Head Gasket GM Bore - LS1/LS2/LS3/LS6 4.060
What's here for your GMC Envoy XL
- Engine cylinder head gaskets — individual gaskets in rubber and composite materials, available in front and rear positions
- Engine cylinder head gasket sets — complete kits that bundle manifold and related sealing components for a full service
The widest selection here comes from Cometic, MAHLE, Victor, and Fel-Pro, each offering a broad range of head gaskets and gasket sets sized to fit the GMC Envoy XL across its production years. Other categories GMC Envoy XL owners shop for: GMC Envoy XL Doors and Door Parts, GMC Envoy XL Engine Block Parts and GMC Envoy XL Valve Train Parts, or browse all GMC Envoy XL parts and accessories.