Vivid Racing builds this 2009 Porsche 997 Turbo Tiptronic with Agency Power and Softronic to make over 900 horsepower. On a Mustang awd dyno this car at 1.5bar made 788awhp with the tires slipping. The GTX 3076 turbos are powered by a Softronic tune and Vivid Racing's Tiptronic upgrade. More videos to come!
Wednesday, June 15, 2011
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