Can H/P tuner reprogram for 3.90 gears?
10-25-2006, 07:43 AM
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Can H/P tuner reprogram for 3.90 gears? I'm going from 3.23s to 3.90s and want to make certain H/P/ tuner can make that adjustment. I know it can for 3.73 but wanted to make certain it could for 3.90 as well. Thanks
2001 formula A4, vigilante 3600, bolt-ons.
2001 formula A4, vigilante 3600, bolt-ons.
