2004-2007 Chevy GMC 6.6L Duramax LLY LBZ Upper Gasket Set

**2004-2007 Chevy GMC 6.6L Duramax LLY LBZ Upper Gasket Set**

Upgrade your 2004-2007 Chevy/GMC 6.6L Duramax LLY LBZ with the Enginetech GM403HS-D Upper Gasket Set, designed to deliver a perfect seal and ensure peak engine performance. This high-quality gasket set is engineered to meet or exceed OEM standards, making it an ideal choice for restoring or maintaining your Duramax engine. Whether you’re addressing leaks or performing a top-end rebuild, this gasket set provides the reliability and durability you need.

**Compatible Vehicle Models**
– 2004 Chevy Silverado 2500HD/3500HD 6.6L Duramax LLY
– 2005 Chevy Silverado 2500HD/3500HD 6.6L Duramax LLY
– 2006 Chevy Silverado 2500HD/3500HD 6.6L Duramax LBZ
– 2007 Chevy Silverado 2500HD/3500HD (Classic) 6.6L Duramax LBZ
– 2004 GMC Sierra 2500HD/3500HD 6.6L Duramax LLY
– 2005 GMC Sierra 2500HD/3500HD 6.6L Duramax LLY
– 2006 GMC Sierra 2500HD/3500HD 6.6L Duramax LBZ
– 2007 GMC Sierra 2500HD/3500HD (Classic) 6.6L Duramax LBZ

**Included in the Listing**
– High-quality upper gaskets for 6.6L Duramax LLY and LBZ engines
– Intake manifold gaskets
– Valve cover gaskets
– Exhaust manifold gaskets
– Other essential seals and components for a complete upper-end rebuild

This Enginetech GM403HS-D Upper Gasket Set is a must-have for any 2004-2007 Chevy/GMC Duramax owner looking to maintain or enhance engine performance. Perfect for DIY enthusiasts and professional mechanics alike, this gasket set ensures a reliable seal and long-lasting results.