In 2004, SSC released their first model the SSC Ultimate Aero, a mid-engined sports car equipped with a 6.35 litres twin turbocharged pushrod engined V8 which produces 1,287 bhp.On September 13, 2007, the "Ultimate Aero" gained the official Guinness World Record for fastest production car. The Ultimate Aero has a top speed of 412 km/h.On June 26, 2010 the title was again lost to the upgraded Bugatti Veyron Super Sport that held the official Guinness Certified World speed record for production cars with a top speed of 267.856 miles per hour.In 2015, SSC ended production of the SSC Aero. On 10 October 2020, their newest production car, the SSC Tuatara, allegedly broke the world speed record at an average of 316.11mph on a closed public road in Nevada, outside of Las Vegas. The SSC Tuatara is powered by a custom, twin-turbo V-8 engine manufactured by Nelson Racing Engines mated to a robotized 7-speed transmission. The SSC Tuatara starts at $1,625,000 and is capable of producing 1,750 horsepower on E-85.