Welcome To Merchant Automotive—The Duramax Diesel Engine & Allison Transmission Performance Specialists You Can Count On!

GM Allison 1000 Valve Body Spacer Plate no Gasket, 2011-2015


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2500HD 3500 Silverado Sierra 6.6L V8 Duramax diesel: 
2011, 2012, 2013, 2014, 2015 

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