Originally Posted by bodis22 Wanting to find out what u will actually get out of a handheld such as Superchips, Hypertech, or Diablo OBD style tuners. 5.3 Tahoe. Just want to keep it simple for wifey's ride. Prolly change out exhaust as well. Thanks Disappointment.
2007 GMC Sierra SLT CC 4x4, Vmax 6.0 with 3.73's.
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Originally Posted by bodis22
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