We use OEM numbers to identify gaskets, if you do not know the OEM part numbers, let us know the description and engine model, we can offer you our options. These featured products are just a few out of many other parts that we offer. For more information on our full product range, including those that aren’t featured here on our website, please contact us or submit a request.

We offer GM Duramax 6.6L diesel engine gaskets for below models:
・2001-2004 LB7
・Mid 2004-2005 LLY
・Late 2005-2007 LBZ
・2007-2010 LMM
・2010-2011 LGH
・2011-2016 LML
・2017-Present L5P
In this video, we will be installing MJ Gasket manufactured LB7 valve cover gasket to show you the fitness. If you are looking for OE-like quality and cost-efficient replacement gasket, please fill out the form for free samples.
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For more information on our full product range, including those that aren’t featured here on our website, please contact us or submit a request.
The part numbers of original manufacturers are for reference purposes only. Each part shown will fit the brand application mentioned in its name. MJ Gasket is not affiliated with any of the listed original part manufacturers. Brand names and trademarks mentioned are owned by the individual companies.