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600 horsepower

  1. Bolt On's
    Hello Team, I have a challenger, pretty much stock making 455 hp 470 lb ft torque on dynojet. Add ons are Unlocked PCM, Tune, exhaust, CAI, Straight pipes exhaust, 90 mm throttle body, 275 front and 305 rear tires. What can I do to make it 485 hp and any quick mods? I was thinking of...
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