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GMC Sierra Superchips Performance Chips

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Latest Customer Reviews

Superchips Flashpaq F5 Tuner Reviews

great. easy to set up and enjoy the perfomance of the FLash Pak

Reviewed By Richard b D (Darlington, MD) Reviewed for a 2007 GMC Sierra —10/6/2017 7:53 AM

great performance just what needed in tow and performance set.

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Range Active Fuel Management Disable Device Reviews

Does what it says it will do.

Reviewed By Jay B (Norman, OK) Reviewed for a 2012 GMC Sierra —9/28/2017 10:51 AM

I plugged this in and it deactivated the AFM on my 2012 GMC Sierra.

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DiabloSport inTune i2 Tuner Reviews

2014 GMC Sierra 5.3

Reviewed By Taylor H (HUMBLE, TX) Reviewed for a 2014 GMC Sierra —9/24/2017 3:00 PM

Product is mostly as described in many install videos available. When I went to first update the module upon arrival I was not aware of the amount of time it would take to complete the initial update. In total it took me 12 hours. I also had to unplug the controller wait a minute and replug 3 times throughout. The unit would seem to stall and would move to new steps after the unplugging process. So, I was sure if I was having issues, just took some time. I haven't installed a tune yet, will upda

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