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Hummer H1 Power Programmers & Performance Tuners

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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!!!

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DiabloSport inTune I-1000 Tuner Reviews


2012 silverado

Reviewed By jeff h (PADUCAH, KY) Reviewed for a 2012 Chevy Silverado —4/17/2015 8:48 AM

Product has been flawless so far. Turned off afm, reset speedo and used canned diablo tune. Will get a custom Tune in next couple months. Can tell big difference in response with canned tune.

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DiabloSport Trinity T-1000 Programmer Reviews


overall good

Reviewed By Scott D (LEXINGTON, SC) Reviewed for a 2009 Chevy Silverado —4/7/2015 2:05 AM

Did what I wanted it to do. Get rid of chevy's mistakes.

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