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!!!