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Performance Chip, 4.0L Manual (Stage 1 - for stock or mildly modified vehicles, Low Octane Fuel) by Jet Performance

Part no: 99412

$239.99 + free Shipping
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This product fits only specific vehicles. Select your vehicle to ensure it fits.

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Product Details

Performance Chip, 4.0L Manual (Stage 1 - for stock or mildly modified vehicles, Low Octane Fuel)


1994 Jeep Wrangler YJ 4.0L
1994 Jeep Grand Cherokee ZJ 4.0L
1994 Jeep Cherokee XJ 4.0L

JET Performance brings to you Modules 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.

Stage 1-For stock or mildly modified vehicles. Fuel and timing curves are modified for optimal performance and mileage using less expensive, lower octane fuels. Programming is designed to burn fuel at peak efficiency, which results in improved performance and mileage. Daily drivers can use lower cost regular fuel for potential mileage gains, but for optimal performance gains use of mid-grade or better is recommended.

For California residents: Proposition 65 Warning

Vehicle Fitment

1994JeepGrand Cherokee ZJ
1994JeepCherokee XJ
1994JeepWrangler YJ

Additional Information

BrandJet Performance
SKU Aliases99412

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