Jet Performance
Jet Performance 99111S Performance Stage 2 Chip for 1991 Jeep Wrangler YJ and Cherokee XJ with 4.0L Engine & Automatic Transmission
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- MPN:
- 99111S
- Shipping:
- Calculated at Checkout
Description
Description
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Specs
Fitment
The JET Performance Module for Dodge, Chrysler and Jeep vehicles is a JET exclusive. Dynamic Spectrum Tuning provides power gains across the entire power band-not just at full throttle. Point by point air/fuel ratio, ignition advance and various other tuning points provide performance gains of up to 25 horsepower. Improves throttle response, acceleration and low end torque. Simple, plug-in installation in less than 30 minutes. Available in Stage 1 and Stage 2.
Stage 2-Designed for the performance enthusiast, the Stage 2 features more aggressive programming to make the most horsepower and torque available. Fuel and timing curves are extensively modified for peak performance and drivability. Requires use of 91 octane fuel, 180 degree thermostat and free flow exhaust. Also works well with aftermarket intake systems, mass air sensors, TBI spacers, etc.
- Engine Size: 4.0L I-6
- Engine Fuel: Gasoline
- Shipping Weight: 1lb
Jeep Cherokee (XJ)
- 1991 Jeep Cherokee (XJ)
Jeep Comanche (MJ)
- 1991 Jeep Comanche (MJ)
Jeep Wrangler (YJ)
- 1991 Jeep Wrangler (YJ)