Merchant Automotive makes it easy to place just a single order and get everything you need to overhaul your late 2004-2005 LLY Duramax diesel engine. This will save you time and frustration.
The kit features optional ARP Head Studs to improve your engine's durability and reliability as well as all exhaust gaskets you need to complete your LLY Head Gasket Replacement project.
- Does NOT include lower valve cover gasket unless you add it to the order
- Does NOT include Valve Guide Seal Kit unless you add it to the order
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