The Spanish Tramontana XTR generates 888 horsepower. This bull is run by a Mercedes-Benz 5.5-liter, V-12 twin-turbocharged engine. It is a 2-passenger supercar going from 0 to 60 in 3 seconds. The Tramontana XTR has a top speed of 200 miles per hour. Look for this model at the Geneva Auto Show in March 2013.