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
    • BULLY DOG®RAM Mirror-Mate™ Mounting Kit (for Triple Dog GT and WatchDog)
      Jeep Wrangler 1999, RAM Mirror-Mate™ Mounting Kit for Triple Dog GT and WatchDog by Bully Dog®. Adds a Ram-Mount ball mount between the OEM mirror and the mirror button glued to the windshield glass. Does not affect location or...
      # 42488667
    • BULLY DOG®WatchDog™ Monitor
      Jeep Wrangler 1999, 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...
      # 42491821
    • 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
    • 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
    • DiabloSport®Trinity Analog Cable
      Jeep TJ / Wrangler 1999, 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...
      # 26900925
    • DiabloSport®Trinity Suction Cup Mount
      Jeep TJ / Wrangler 1999, 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...
      # 26900926
    • 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
    • JET®Performance Module
      $303.70from $242.96
      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...
    Popular Popular Products
    1999 Jeep Wrangler Models
    • 1999 Jeep TJ SE Performance Chips
    • 1999 Jeep TJ Sahara Performance Chips
    • 1999 Jeep TJ Sport Performance Chips
    • 1999 Jeep Wrangler SE Performance Chips
    • 1999 Jeep Wrangler Sahara Performance Chips
    • 1999 Jeep Wrangler Sport Performance Chips