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2003 Jeep Grand Cherokee Performance Chips & Programmers

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Latest Customer Reviews

Jet Performance Module Reviews


Jet Chip

Reviewed By Dennis S (Miami, FL) Reviewed for a 2003 Jeep Grand Cherokee —9/23/2009 6:23 AM

Amazed at the instant horsepower gain. Gas milage is better. I will order one for my wife's mustang.

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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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DiabloSport OBD-II Port Cover Reviews


looks fantastic

Reviewed By Tim S (South Bend, IN) Reviewed for a 2004 Jeep Grand Cherokee —1/30/2014 8:45 PM

This is an awesome looking cover nobody will see it but me but I know it's there. Its just an awesome looking piece of machined aluminum

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