Your Cart Is Empty

2004 GMC Envoy Performance Chips & Programmers

Have a Question?
Have a Question? Ask a product expert! (800) 874-8888 Live Chat

  • shipping icon
  • Not Rated Yet

 

View all reviews for this product

There are no customer reviews for this product

You may only compare up to 5 products at a time.
Please select at least two products to start comparing.

Latest Customer Reviews

Jet Performance Module Reviews


seems to do the job

Reviewed By jeff l (POTTSTOWN, PA) Reviewed for a 2003 GMC Envoy —8/22/2013 10:56 AM

I purchased this for my 2003 Envoy XL 4.2L V6 for towing mostly. I also have a K+N cold air intake. My wife and I have noticed a difference in shifting gears, lower RPM's in regular driving and towing, more power where it needs to be, but have not seen a drastic change in fuel economy. Have only had it installed now for 3 weeks. I would certainly recommend this to anyone.

View More Reviews

Edge Insight CS/CTS Monitors Reviews


Awesome product

Reviewed By Steven G (COCOA, FL) Reviewed for a 2003 GMC Sierra —10/14/2014 3:55 AM

Although smaller than I expected (the pictures make it look way bigger than it actually is) I really like this monitor. It is totally customizable. From the number of gauges to the background. Everything can be changed to the way you want it.

View More Reviews

Superchips Flashpaq Tuner Reviews


99 dodge flashpaq

Reviewed By Andrew C (SANTA ROSA, CA) Reviewed for a 1999 Dodge Ram —12/17/2014 7:16 AM

I have a 99 dodge ram 1500 with single chamber exhaust and an intake and this chip just seems to make everything work so much smoother. Tow mode is awesome and the 97octane tune deffinately produces some power gains. Havnt seen too much fuel efficiency yet but then again I'm always putting my foot in it. I recommend this to anybody who owns a truck or any vehicle lol. Reason it got 4 stars on appearance is because it's plastic and not very heavy duty but then again it doesn't really need to be t

View More Reviews

Year Range For GMC Envoy Performance Chips & Programmers