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cobbk& perrin

  1. Cobb A/P questions

    Tuning: Electronic Engine Management
    :)Hey all, I just have a few questions about the A/P. I was going to get 3 custom tunes one economy 91 oct, reg street 93 oct and a race fuel something like 110 for the strip. Then i got real and realized how expensive dyno time is for one tune so i know there is already a econo tune so maybe i...