Porsche 991 Turbo Tuning Box Released – 630 Horsepower Kit VRTuned.com November 13, 2014 Company News, Product Info, Tuning Tech We tested the Tuning Box Kit on our 2014 Porsche Turbo. The Tuning Boxes were also tested by the manufacture seperately in the UK and Germany. Our test was done on a Mustang all wheel drive dyno using...
