Not sure which 2004 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:
"All I can say is WOW this thing really made a difference.I have had Hypertech Progranners on all my trucks and this one takes the cake. I saw 19 gallons per mile on my trip and about 13 around the city.Great product at a great price.
Thank you,Russell" —Russell W from Pembroke Pines, FL bought a Hypertech Max Energy Programmer for a 2004 Jeep Wrangler, 6.6L Duramax.