750 Horsepower Porsche 911 Turbo Upgrade Package

750 Horsepower Porsche 911 Turbo Upgrade Package We’re now offering an ultimate turbo package upgrade for the Porsche 911, 991.1 models.  This custom kit will push your stock twin-turbo Porsche to the 750 (crankshaft) horsepower level.  You can watch the entire video here at : https://www.facebook.com/RennHaus/videos/734746596932168/ The kit begins with upgrading the stock turbochargers with a…