The Audi TT RS Coupe, also known as the Audi TT RS 10, was unveiled at the 2009 Geneva Motor Show in Switzerland, and is developed by Audi's subsidiary company quattro GmbH in Neckarsulm, Germany. It is still in production. The car is powered by a 2.5L Inline-5 TFSI engine that delivers 335 horsepower between 5,400 to 6,700 rpm.