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2011 GMC Sierra Power Programmers & Performance Tuners

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Latest Customer Reviews

Hypertech Max Energy Programmer Reviews

Bill's z71

Reviewed By Bill H (Ponchatoula, LA) Reviewed for a 2011 GMC Sierra —5/13/2016 6:27 AM

So far I like the performance but really didn't get a fuel mileage increase and also needs some better instructions on how to adjust all the settings. For example how to adjust shift points for certain program's

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Range Active Fuel Management Disable Device Reviews

Great product

Reviewed By Rick B (Warroad, MN) Reviewed for a 2011 GMC Sierra —3/17/2016 9:08 AM

Works great

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TruXP Xtune Performance Tuner Reviews

Try Xp for 2011 GMC Sierra 1500. 5.3

Reviewed By Allen F (Casa Grande, AZ) Reviewed for a 2011 GMC Sierra —12/9/2015 2:21 PM

Good deal, mainly bought it to override speed limiter, adjust speedometer for larger tires, and disable AFM, but it has a lot more adjustments than the other top brands out there at a great price, 91 octane tune kicks some serious tail

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