Beyond anything you have seen before, a 2015 GT Mustang going 220 Miles Per Hour. Hennessey Performance has a new upgrade the HPE750 Supercharged Upgrade that will turn any GT into a road Raging Beast of unlimited power on the road. 2015 Ford Mustang GT / HPE750 Supercharged Upgrade Power • 774 bhp @ 7,000 rpm • 648 lb-ft torque @ 4,400 rpm Performance • 0-60 mph: 3.4 sec. • ¼ mile: 10.9 @ 133 mph HPE750 Supercharged 5.0L V8 Engine Upgrade •...