1999 Jeep Wrangler Performance Chips

    • SUPERCHIPS®TrailDash Tuner
      Jeep Wrangler Gas 1999, TrailDash Tuner by Superchips®. Specially created to enhance the off-road ability of Jeep vehicles, this tuner control board links to your main vehicle computer in order to lock axles, transfer cases, adjust...
      # 1251129
    • SUPERCHIPS®Flashpaq Tuner
      Jeep Wrangler Gas 1999, Flashpaq Tuner by Superchips®. This compact diagnostic programmer connects with any OBD II compatible gasoline-powered vehicle to adjust levels of horsepower and torque most beneficial to towing, racing,...
      # 1251340
    • SUPERCHIPS®Trail Jammer EXT Performance Kit
      Jeep Wrangler 1999, Trail Jammer EXT Performance Kit by Superchips®. Designed specifically to increase power for Jeeps, this kit includes a larger throttle body and custom cold air intake to increase air flow into the engine. The...
      # 1251402
    • HYPERTECH®Max Energy Programmer
      Jeep Wrangler L6 4.0L Gas 1999, Max Energy Programmer by Hypertech®. Regular Fuel: HP Gain 10, TQ Gain 14, Premium Fuel: HP Gain 13, TQ Gain 19. The Max Energy Programmer series provides high levels of power and economy for...
      # 1684165
    • HYPERTECH®Max Energy E-CON™ Programmer
      Jeep Wrangler L6 4.0L Gas 1999, Max Energy E-CON™ Programmer by Hypertech®. Regular Fuel: HP Gain 10, TQ Gain 14. This tuner is created with a value price to give users of low-octane gasoline engines the core tuner functions of...
      # 1684051
    • aFe®Scorcher Tuner
      Jeep Wrangler 4.0L 1999, Scorcher Tuner by aFe®. The Scorcher programmer is fully integrated to work with the aFe Power modifications you've made to your vehicle. The tuning information takes into account and takes advantage of...
      # 39493503
    • Banks®AutoMind™ Programmer
      Jeep Wrangler 1999, AutoMind™ Programmer by Banks®. The Banks AutoMind programmer lets you reprogram your vehicle’s engine controller. Features include multiple programs, OBD-II support, and OBD-II code-clearing capability.
      # 26051105
    • JET®Performance Module
      $299.95from $239.96
      Jeep Wrangler 1999, Performance Module by JET®. Improve Horsepower And Torque. Easy Install. Improve Throttle Response.
      # 13556067
    • JET®V-Force Plus Computer Chip Programmer
      Jeep Wrangler 1999, V-Force Plus Computer Chip Programmer by JET®. Increase Horsepower And Torque. Improves Performance Throughout The Rpm Range. Backlit Lcd Screen. Improves Performance. Variety Of Mounting Choices.
      # 13546222
    • JET®Accu-Speed Speedometer Calibrator
      Jeep Wrangler Automatic Transmission 1999, Accu-Speed Speedometer Calibrator by JET®. Interact With The Speed Sensor On Late Model Vehicles. Corrects Transmission Shift Points. Connects To Transmission. Adjusted With The Turn Of A...
      # 13547968
    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...
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