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Hummer H2 Performance Chips & Programmers

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Latest Customer Reviews

Superchips Cortex Programmer Reviews


Thank you

Reviewed By Austin M (New castle, DE) Reviewed for a 2004 Hummer H2 —1/17/2014 10:25 PM

Very pleased

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Superchips Flashpaq Tuner Reviews


Great Product

Reviewed By Eric H (East Wenatchee, WA) Reviewed for a 2003 Hummer H2 —12/18/2013 7:34 PM

Great increase in power.

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Hypertech Max Energy Programmer Reviews


great noticeable power

Reviewed By Brad T (SUNOL, CA) Reviewed for a 2006 Hummer H2 —10/29/2013 6:38 PM

Easy installation, love the auto tranny shift firmness adjustability and yes actually I can notice a performance increase

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