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  1. 3rd Gen. Performance Parts Discussion
    I have a 2004 5.9 w/ s&b cold air, 4in straight pipe, dps high flow exhaust manifold, Bosch +50hp injectors, upgraded TQ and VB installed in trans before I purchased the truck.... wanting some opinions on what would be the best tuner for my rig, already have a pillar gauge with egt, trans temp...
  2. Exaust Pipe

    Exaust Pipe

    5" Thunderstick