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1998 Jeep Grand Cherokee Performance Chips & Programmers

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Latest Customer Reviews

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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TruXP Xtune Performance Tuner Reviews


Wider selection of tunes would be nice

Reviewed By Michael D (JOLIET, IL) Reviewed for a 2009 Dodge Ram —2/16/2017 10:00 PM

Of the included tunes, only 2 do not require premium fuel. A high mileage, and an 87 tune. Of the two, I really can't tell much difference between them. Both do speed up the gear changes and feel a bit more torque, but the fuel economy in the high mileage tune is no better than stock. Fuel economy in the 87 tune is also not much different from stock. A wider selection would be a good upgrade. As to the hardware, it is easy enough to use, if a bit slow. About 15 min to load a tune in 5.7L Hemi

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ScanGauge OBD II Scanner Reviews


great scanner

Reviewed By edward h (SAINT LOUIS, MO) Reviewed for a 2006 Ford F-250 —10/14/2016 3:27 PM

I have 06 ford f250 diesel and it tells me everything I need to know

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