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> anyone know anything about hp tuner for gm cars?
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anyone know anything about hp tuner for gm cars?
07-27-2011, 09:40 AM
I have a question for an HP tuner guru or someone who knows/ has it
07-27-2011, 12:18 PM
What brand? I have one from superchips on my truck.
07-27-2011, 12:54 PM
its a program called hp tuners