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GMC Sierra Power Programmers & Performance Tuners

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Latest Customer Reviews

DiabloSport Trinity T2 Platinum Tuner Reviews

T2 Platinum

Reviewed By Jesse L (Sonora, TX) Reviewed for a 2017 GMC Sierra —3/20/2018 8:05 AM

Good tuner.Noticed the difference right away on my 2017 GMC Sierra 1500 6.2L.A must buy.

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Range Active Fuel Management Disable Device Reviews

Active fuel device.

Reviewed By Michael M (Marion, IN) Reviewed for a 2014 GMC Sierra —3/16/2018 6:20 AM

Worked just as advertised. Very happy with it.

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Superchips Flashpaq F5 Tuner Reviews

SuperChips Flashpaq F5

Reviewed By Donald E (Gilbert, AZ) Reviewed for a 2011 GMC Sierra —2/27/2018 8:23 PM

Bought this to turn off AFM. Only tried fuel save flash with AFM disable, and MPG has decreased slightly. Have always had good mileage as I drive with light foot. Mostly stop/go so far, so jury is still out on highway MPG...

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