SSC Ultimate Aero TT super sports car achieved a top speed of 411.76 km/h (255.83 miles/h) on a temporarily-closed 2 lane public highway in Washington State. Thus, the SSC Ultimate Aero becomes the fastest production car in the world, beating the previous record-holders Bugatti Veyron and Koenigsegg.It has a turbo V8 engine outputting 1183 HP and 1094 lbs. of torque.Hot: Lexus Concept Sports Car