1999 Jeep Wrangler Performance Chips & Programmers

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    • (0 reviews)
      Jeep Wrangler 4.0L 1999 Flashpaq Tuner by Superchips®. HP Gain 24, TQ Gain 28. This compact diagnostic programmer connects with any OBD II compatible gasoline-powered vehicle to adjust levels of horsepower and torque most...
      # 1251340
    • (0 reviews)
      Jeep TJ / Wrangler Sahara / Sport 1999 Trail Jammer TDX Performance Kit by Superchips®. This kit takes the unparalleled electronic tuning and diagnostic abilities of the TrailDash Tuner unit and maximizes them with a larger...
      # 51930331
    • (0 reviews)
      Jeep Wrangler Sahara / Sport 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...
      # 1251402
    • (1 reviews)
      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
    • (1 reviews)
      $373.75from $299.00 - $399.00
      Jeep Wrangler TJ 1999, Insight CS / CTS Monitor by Edge®. Specially created to provide the ultimate level of vehicle instrumentation, the compact CS and wide-screen CTS monitors plug in to any OBD II compatible vehicle port. Fault...
      # 49781899
    • (0 reviews)
      Jeep Wrangler 4.0L 1999, Max Energy Programmer by Hypertech®. Premium Fuel: HP Gain 13, TQ Gain 19. Regular Fuel: HP Gain 10, TQ Gain 10. The Max Energy Programmer series provides high levels of power and economy for gasoline...
      # 4450703
    • (0 reviews)
      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
    • (0 reviews)
      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
    • (0 reviews)
      $303.70from $242.96 - $250.46
      Jeep Wrangler 1999, Ignition Performance Module by JET®. JET Stage 2 Computer Chips/Modules will unleash the true high-performance potential of your vehicle's engine and completely remove the dull factory settings! The modules will...
      Provide Performance Gains Up To 21 Horse PowerEasily Installed In Less Than 30 Minutes
      # 13556067
    • (0 reviews)
      Jeep Wrangler Automatic Transmission 1999, Speedometer Calibrator by JET®. JET Performance Accu-Speed interacts with the vehicle speed sensor on late model GM, Ford, Dodge, and Jeep trucks and SUVs. It connects to the transmission...
      # 13547968
    • (1 reviews)
      Jeep Wrangler 1999, V-Force Plus Dynamic Spectrum Tuner by JET®. The JET Performance Programmer lets you take control and program your own vehicle computer to match your driving style. JET's exclusive Tri-Power tuning allows you to...
      Modify Virtually Every AspectAllows Editing Of Fuel And Spark Tables
      # 13546222
    • (0 reviews)
      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
    Guides & Articles
    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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    1999 Jeep Wrangler Models
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    • 1999 Jeep TJ Sport Performance Chips
    • 1999 Jeep Wrangler SE Performance Chips
    • 1999 Jeep Wrangler Sahara Performance Chips
    • 1999 Jeep Wrangler Sport Performance Chips