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GMC Terrain Jet Performance Chips

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Latest Customer Reviews

Range Active Fuel Management Disable Device Reviews

V8 all the time

Reviewed By Harry C (WEBSTER, NY) Reviewed for a 2014 GMC Terrain —4/1/2016 12:49 PM

Seems to work OK My mileage seems as good as before

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Hypertech Max Energy Programmer Reviews

I noticed a difference.

Reviewed By Ruben M (Colorado Springs, CO) Reviewed for a 2013 GMC Terrain —10/18/2012 7:21 PM

I did notice a difference however it wasnt as big of a difference that I thought it was going to make but I did feel it. Gas savings is very nice.

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