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  1. Christmas help!! Diablo upgrade plus flowmaster exhaust on R/T 5.7 22" rims

    Introduce Yourself
    Ok, I bought my Magnum and it already was pimped out. Luckily.. it has 22" rims plus flowmaster exhaust. It sounds mean. I put a system into it with 1000 watt amp. I just got the Diablo U1735 for Christmas from g/f. **I need Diablo tune or advice. I have no idea what I am doing here or...