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  1. Tim hutt

    computer tune.. need help

    i have a 1999 chevy with the vortec 5.7, auto trans, 4x4. i am doing an egr delete and removing the 02 censors. the only tune i can find is for transmission shift firmness or can only tune out one at a time. i havnt been able to find anything that i can just plug in and tune. the only other...
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