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Latest Customer Reviews
Superchips Flashpaq Tuner Reviews
2010 GMC 4x4
Reviewed By Mike L (Tulsa, OK) Reviewed for a
2008GMC C/K 1500—4/28/2011 9:04 PM
I can not belive the improvment. It really woke up the truck. It makes the 6 speed trans shift at wide open throttle instead of a 4 sec delay. I lined it up aganst my wifes 2010 Avalanche and it pulled it by 4 cars by 85 MPH. A great product well worth the money.