MAHLE 95-3727 ENGINE GASKET SET (WITHOUT HEAD GASKET) FOR 2004.5-2007 GM 6.6L DURAMAX ENGINE

The MAHLE 95‑3727 is a complete upper- and lower-engine gasket kit, designed for GM Duramax 6.6 L diesel engines (LLY/LBZ) from late 2004.5 through 2007. It includes all essential seals and gaskets needed for a full engine rebuild—except head gaskets and bolts

 Vehicle Compatibility

Compatible with the following vehicles:

• 2004.5–2005 LLY Duramax

• 2006–2007 LBZ Duramax
  Covers 2500HD/3500HD Silverado/Sierra and Chevy Express/Kodiak trucks
  

Kit Contents

Includes gaskets and seals for: timing cover, oil pan, valve covers, valley pan, water pump, exhaust manifold, turbo oil drain, rear main seal, oil cooler O‑ring, and intake plenum—everything except the cylinder heads and head bolts

 Key Features

• OE-quality fit and materials: all gaskets meet OEM specifications
  

• Built for Duramax engines: wide range of gasket types (multi-layer steel, molded rubber, paper) tailored to component needs
  

• 1‑year MAHLE warranty and includes California Prop 65 warning

The MAHLE 95-3727 Engine Gasket Set offers a comprehensive solution for maintaining and rebuilding 2004.5-2007 GM 6.6L Duramax diesel engines (LLY/LBZ). Excluding head gaskets and bolts, this kit includes all the vital gaskets and seals necessary for both upper and lower engine assemblies, ensuring a seamless fit for prolonged engine performance.

Designed specifically for GM Duramax models, this gasket set is compatible with vehicles including the 2500HD and 3500HD Silverado/Sierra, as well as Chevy Express and Kodiak trucks. Each component is engineered to meet OEM specifications, guaranteeing an OE-quality fit and dependable functionality. The diverse range of gasket materials, such as multi-layer steel, molded rubber, and paper, ensures that each piece is tailored to its specific application, providing excellent durability and sealing abilities across various engine components.

The kit includes gaskets and seals for critical components including the timing cover, oil pan, valve covers, valley pan, water pump, exhaust manifold, turbo oil drain, rear main seal, oil cooler O-ring, and intake plenum—everything you need to restore your Duramax engine’s integrity.

MAHLE stands by the quality of their products, offering a 1-year warranty to provide peace of mind alongside top-notch engineering. Additionally, this kit comes with a California Prop 65 warning, reflecting the commitment to safety and compliance. Whether you're a professional mechanic or a DIY enthusiast, the MAHLE 95-3727 Engine Gasket Set is your reliable partner in tackling engine rebuilds with confidence and precision, ensuring that your Duramax remains in peak condition for years to come.