Your Cart Is Empty

Hummer H1 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 Programmer Reviews

Jet programmer ,Hummer H1

Reviewed By Elemer T (Las Vegas, NV) Reviewed for a 2006 Hummer H1 —5/4/2007 9:12 AM

Reprogrammed my 2006 Hummer H1 and I was very,very pleased with the results. Great product, excellent performance, I noticed immediate power gain upon installation, big difference in every day driving, hard to keep my foot out of it.Thank You Guys!!!

View More Reviews

DiabloSport Trinity T-1000 Programmer Reviews

One vehicle at a time

Reviewed By nathan s (MILLS, WY) Reviewed for a 2014 GMC Sierra —9/19/2015 5:38 AM

This is an awesome product. Installed right away and had a very noticeable difference just on my stock 6.2l gmc. I don't have anything modified yet but this still gave it bigger balls. The only bad part is even with the expensive price, you can only install on one vehicle at a time. You have to restore factory tune on last vehicle before new vehicle is set

View More Reviews

DiabloSport OBD-II Port Cover Reviews

Port Cover

Reviewed By Chad H (SCHERTZ, TX) Reviewed for a 2014 Ford Mustang —8/3/2015 8:36 PM

Does what it supposed to do. And looks good doing it.

View More Reviews