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  1. syoung
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    chips for more mpg

    Syoung Hello, I Am New To The Site I Have An 2005 Duramax With Approx 45k Mi I Reasently Put A Banks Cat Back Exaust And Air Intake On The...
    Post by: syoung, Nov 19, 2007 in forum: GM Duramax 6.6 (LBZ | LLY)
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