The MAHLE HS54580 Head Set delivers a reliable sealing solution for 2001–2004 GM 6.6L Duramax LB7 engines. This premium upper engine gasket kit includes the seals, O-rings, RTV, and top-end gaskets needed for cylinder head service, leak repairs, and complete upper engine resealing.
\n
MAHLE designs these gaskets to meet or exceed OEM standards. As a result, you get precise fitment, dependable sealing, and long-lasting durability in high-heat diesel applications. The kit also features quality intake and exhaust manifold gaskets built to handle demanding engine conditions.
\n
Whether you are completing a stock rebuild or repairing a leaking top end, the HS54580 provides the components needed for a professional repair. In addition, MAHLE’s reputation for quality makes this kit a trusted choice among diesel technicians and engine builders.
\n
Please note: this kit does not include head gaskets or head bolts. Those items must be purchased separately.
\n
\n
Features
\n
\n
Fits 2001–2004 GM 6.6L Duramax LB7 engines
\n
Includes upper engine gaskets, seals, O-rings, and RTV
\n
Delivers OEM-quality fit and sealing performance
\n
Handles high heat and pressure with confidence
\n
Ideal for resealing and top-end engine repairs
\n
Manufactured by trusted diesel gasket supplier MAHLE
\n
Head gaskets and head bolts sold separately
\n
\n
Vehicle Fitment
\n
\n
2001 Chevy/GMC Silverado & Sierra 2500HD/3500 6.6L Duramax LB7
\n
2002 Chevy/GMC Silverado & Sierra 2500HD/3500 6.6L Duramax LB7
\n
2003 Chevy/GMC Silverado & Sierra 2500HD/3500 6.6L Duramax LB7
\n
2004 Chevy/GMC Silverado & Sierra 2500HD/3500 6.6L Duramax LB7 only
