new-thoroughbred-diesel-fall-sale-2026

Gaskets & Seals

Gaskets Seals

Diesel Gaskets, Seals & Engine Gasket Kits for Powerstroke, Cummins & Duramax



From routine repairs to complete engine rebuilds, the right gaskets and seals are essential for preventing oil, coolant, fuel, and exhaust leaks in your diesel truck. Thoroughbred Diesel carries head gaskets, valve cover gaskets, turbo installation kits, intake and exhaust manifold gaskets, O-rings, seals, and complete upper and lower engine gasket kits for Ford Powerstroke, Dodge/RAM Cummins, and Chevy/GMC Duramax applications. Choose replacement components from trusted brands such as Alliant Power, MAHLE, Cummins, and GB Remanufacturing for factory-style repairs and major engine service. Whether you're replacing a failed head gasket, resealing a valve cover, installing a turbo, or rebuilding an engine, shop diesel gaskets and seals matched to your specific year, make, model, and engine. Call us at 866-380-3068 if you any questions.