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  1. PCM tuning & Computer Diagnostics
    I have a 12pin OBD1 ALDL cable hooked to my 1994 z28 M6. I literally just today read my base tune and have been looking at it and comparing it to some other free tunes ive found around the web. I have Pace setter long tubes , 1.6 RR and a cold air intake so ive been looking for a tune that fits...
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