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GMC Sierra Power Programmers & Performance Tuners

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Latest Customer Reviews

DiabloSport inTune I-1000 Tuner Reviews


It does what I expect and more

Reviewed By Erik R (Anza, CA) Reviewed for a 2009 GMC Sierra —5/16/2015 1:43 PM

Dang. I didn't realize there was a 500 character limit. So I will keep this short and sweet. Power 5 Ease of use 5 Tuneability 4 Instructions on what does what 3 If you don't care about your 0-60 times and yada yada buy this tuner. Oh! Do NOT adjust your tune if you have smog/state inspection coming up. They don't tell you that if you adjust parameters you will fail. It took about a week for my truck to go through the "GM cycle". Great buy, autoanything rocks

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Range Active Fuel Management Disable Device Reviews


No Brainer

Reviewed By Thomas P (ALLENWOOD, NJ) Reviewed for a 2009 GMC Sierra —5/2/2015 5:36 PM

Orders always arrive on time. The staff are very familiar with all of the products and do all they can to give you the best price, I use the chat function. I am finished buying accessories for my truck from anywhere else, and why should I? Best service and prices, plenty of reviews if your like me and rely heavily on them. As far as the product goes, read the reviews, there is always one or two who are never satisfied with something, especially when it arrives la

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Hypertech Max Energy Programmer Reviews


hypertech 2014 gmc 1500

Reviewed By C. S (cheyenne, WY) Reviewed for a 2014 GMC Sierra —4/18/2015 8:21 PM

Bought this to correct my speedometer and to get a little more power. I had to update the software on the programmer but after that it was easy to install and use. Good value.

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