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spectre

  1. 2007 - 2014 Hp gains over stock car

    Performance Modifications
    New here I used to be a mopar guy now I just bought a 2013 gt500 with some mods am not sure about it But from the car chopping it has a camshaft spectre cai and exhaust with tune . How many gains over stock car do expect not trying to be specific but in general . Thanks in advance
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