GMC C25/C2500 Pickup Exhaust Gaskets and Seals
This page brings together exhaust gaskets and seals for the GMC C25/C2500 Pickup, covering model years 1966–1978. The range includes manifold gaskets, header gaskets, and flange gaskets suited to the exhaust systems found on these trucks. Choose your model year above and this page keeps only the exhaust gaskets and seals that fit your GMC C25/C2500 Pickup. Each listing is matched to our vehicle fitment data before it appears here.
Cometic C5420 Chevrolet Small Block Exhaust Header Gasket - Gen-1 V8
Hedman Hedders 27530 Exhaust Header Gasket Set Chevy Big Block 396-454
Hedman Hedders 27550 Exhaust Header Gasket for Chevy Big Block 396-454
Edelbrock 7205 Exhaust Manifold Gasket Set Big Block Chevy 396-454
Cometic C5897-092 Chevrolet Big Block Exhaust Manifold Gasket Set - V8
Cometic C5896HTS Chevrolet Big Block Exhaust Manifold Gasket Set - V8
Cometic C15325HTS Chevrolet Big Block Exhaust Manifold Gasket Set - V8
Cometic C5897-060 Chevrolet Big Block Exhaust Manifold Gasket Set - V8
Cometic C5897C Chevrolet Big Block Exhaust Manifold Gasket Set - V8
Cometic C5417-064 Intake Manifold Gasket Set for Chevrolet Gen-1 Small Block V8
Cometic C5548-064 Exhaust Manifold Gasket Set Chevy Small Block - V8
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What's here for your GMC C25/C2500 Pickup
- Exhaust Manifold Gaskets — individual gaskets designed to seal between the exhaust manifold and the cylinder head
- Exhaust Manifold Gasket Sets — multi-piece kits covering all positions on a manifold
- Exhaust Header Gaskets — gaskets shaped for aftermarket and performance header flanges
- Exhaust Pipe Flange Gaskets — seals for the connection points along the exhaust pipe routing
The widest selection here comes from Cometic, Victor, MAHLE, and Mr. Gasket, each offering a range of materials and constructions across these gasket types. Other categories GMC C25/C2500 Pickup owners shop for: GMC C25/C2500 Pickup Fuel Tanks and Storage, GMC C25/C2500 Pickup Bumpers and GMC C25/C2500 Pickup Engine Block Parts, or browse all GMC C25/C2500 Pickup parts and accessories.