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  1. L67 Swap programming

    Superchargers
    Ok, I'm sure this is something that has been asked a million times on here and it's gotten old, I promise it's not exact, but here we go. I did an L67 swap into an 03 Impala out of an 02 GTP, I know common sense it to just swap computers, I did and failed, with the GTP ECM in the Impala I get...
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