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DURAMAX MPG
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Duramax 2001-2002 LB7
Duramax 2003-2004 LB7
Duramax 2004.5-2005 LLY
Duramax 2006-2007 LBZ
Duramax 2007.5-2010 LMM
Duramax 2011-2013 LML
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