2006-2007 GM Duramax 6.6L LBZ Gaskets
Faulty head gaskets are a good way to ruin your 2006-2007 GM 6.6L Duramax LBZ, so if you're experiencing a loss of compression, coolant in the oil or any leakage down the block, it's time for an upgrade. Replacement and upgraded head gaskets are also essential for those increasing compression or adding power to the engine, ensuring they can handle the increased pressure to resist any potential blowout. All of these gaskets and gasket kits are built to meet/exceed OEM specifications and standards so you can be sure your Sierra/Silverado will be outfitted with only the best upgrades in the business. GM Duramax Fitments: 2006, 2007 GM 6.6L Duramax. Submodel Fitments: WT, Custom, LT, LTZ, High Country, 1LT, 2LT, Pro, SLE, SLT, AT4, Denali. Some exceptions apply, please see individual product pages for specific fitments.