2004 Hummer H1 Performance Chips

    • BULLY DOG®WatchDog™ Monitor
      $13.15from $10.52
      (1)
      Hummer H1 2004, WatchDog™ Monitor by Bully Dog®. Monitor multiple vehicle parameters. Plugs into OBD-II port for easy installation. Mount permanently or suction cup to windshield. Great for tuning or towing. Tracks vehicle...
      # 42492485
    • DiabloSport®Trinity Programmer
      $748.75$599.00
      (0)
      Hummer H1 Alpha 6.6L Duramax 2004, Trinity Programmer by DiabloSport®. This hi-res color screen programmer plugs in to any vehicle’s OBD II port to remap ECU operation for increased power and mileage. The screen displays a wealth...
      # 3881786
    • DiabloSport®Trinity Analog Cable
      $24.99$19.99
      (0)
      Hummer H1 2004, Trinity Analog Cable by DiabloSport®. For vehicles with a tight amount of leg room, this accessory OBD II cable features a 90 degree bend to route the cable out of the way of your knees. Extremely useful for...
      # 26900711
    • DiabloSport®Trinity Suction Cup Mount
      $31.24$24.99
      (0)
      Hummer H1 2004, Trinity Suction Cup Mount by DiabloSport®. This is a replacement suction cup mount for all T1000 units. This item has universal fitment to all Trinitys and is a service replacement for lost or damaged suction cups.
      # 26900712
    Guides & Articles
    Are Superchips Really Super?Are Superchips Really Super?
    Although most automobile manufacturers try to achieve a balance between performance and emissions when the ECU is programmed, in reality more power can be obtained when certain engine control parameters are changed. Aftermarket superchips are made to adjust parameters to increase engine power and torque. The superchip gives a “boost” to your vehicle’s...
    The throttle controller will basically bypass the computer in the vehicle. It is designed to take the information right from the accelerator position sensor and compile it in a high speed controller circuit that compiles the signal sent from the Accelerator position sensors. With this controller you are able to program it to different options and the throttle...