Not sure which 2002 Jeep Grand Cherokee In-Line Modules are right for you? We have over 1502 customer reviews, with an average rating of 4.5, to help you find exactly what you're looking for. Here's what some of our customers have said:
"Such an easy install. No kidding, took only 15 minutes. Using regular fuel with an octane booster really makes my jeep jump off the line. This is definitely the EASIEST upgrade with superb results. Every vehicle should have one." —Pernell H from Jacksonville, NC bought a Jet Performance Module for a 2002 Jeep Grand Cherokee, 4.0L 6-cyl..