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1991 JEEP COMANCHE  - Jet Performance Products Stage 2 Performance Module - 99111S - 99111S

Jet Performance Products Stage 2 Performance Module - 99111S

Jet Performance Products | Part Number: JET99111S

Specifications

  • Monitor: Not Included
  • Fitment: Direct Fit
  • In_Stock: In Stock
  • In_Stock: In Stock
  • Number of Tunes: 1 Tune
  • Selectable on the fly: Is Not Selectable on the Fly

    TECHNICAL DETAILS

  • Automatic Transmission
  • Must use the following for proper performance: 180 degree thermostat, 91 octane or greater fuel and Free-flowing exhaust
  • Not CA/CARB Legal

PRODUCT OVERVIEW

Performance tuning is more difficult vehicles were the factory computer does not have a chip that can be easily replaced. To solve the problem JET developed a plug in module that attaches to the vehicle computer externally that can add up to 30 horsepower. The JET Module optimizes the ignition spark advance, air to fuel ratios and transmission shifting for the ultimate in power and mileage gains.

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