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1998 Jeep Grand Cherokee Performance Chips & Programmers

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Latest Customer Reviews

Hypertech Max Energy Programmer Reviews


It does actually help to boost and throttle respond faster

Reviewed By Jake W (SANTA ROSA, CA) Reviewed for a 1998 Jeep Grand Cherokee —4/26/2016 7:49 PM

After I plug in it and change the settings I felt a big different in power and accelerate faster which is good I'm really happy this product does help really well. Thank u very much

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Jet Performance Module Reviews


5.9L Grand Cherokee

Reviewed By Christopher H (Berkeley Springs, WV) Reviewed for a 1998 Jeep Grand Cherokee —8/18/2007 11:22 PM

Not sure about the gas mileage inprovement, but can tell the increase in horsepower.

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Superchips Flashpaq F5 Tuner Reviews


Coyote tune

Reviewed By Kim R (Littleton, CO) Reviewed for a 2016 Ford F-150 —12/7/2017 12:03 AM

This does e everything its supposed to do. Easy to use and works great with my mods and correcting for oversized tires.I only wish it could get the shift points of the transmission to be a bit more crisp.

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