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  1. Diablo Tuner Discussion
    I need help! its Friday night, and DiabloSport tech support is off til Monday. So I've have a custom trans tune and custom engine tune for 2 months, not any problems. I have both backup stock tunes, too. I updated the tuner right before i received an updated tune (for a 180 t-stat) for the...
  2. Challenger Performance Mods - Engine - 6.4L HEMI
    Putting my fundamental objection to having to buy a second PCM aside for another day, I'm struggling with trying to decide between HP and Diablo. Price-wise for the setup, the Diablo would be a couple of hundred bucks less, and while substantial, it's not quite enough to tip the scales (for me...
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