Not sure which 2001 Jeep Wrangler Performance Chips & Programmers are right for you? We have over 7429 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:
"It does make a small difference in 'pep' throughout the powerband and definately idles smoother. Not as much 'pep' though, as the Banks Ram-Air I installed 6mos before.
As always, the AA discounted price and quick shipping/delivery was flawless." —Robert B from Saint Louis, MO bought a Jet Performance Module for a 2001 Jeep Wrangler, 4.0L 6-cyl..