Audi TT a 'show car', Audi has not ruled out the possibility of small-scale production. With its world debut at the 2009 Geneva Auto Show, and developed by Audi's high-performance subsidiary quattro GmbH at Neckarsulm, Germany, Audi released the first ever compact sports car Audi "RS" variant – the , which was available from 2009 in Coupé and Roadster variants. The TT RS featured an all-new 2.5-litre Inline-5 turbocharged petrol engine. This new engine produces a DIN-rated power output of from 5,400 to 6,700 rpm, and torque of at 1,600–5,300 rpm. Ever since the original Audi "RS" model – the Audi RS2
Audi Pikes Peak quattro the Audi Quattro and the Audi Sport Quattro. The Pikes Peak quattro design was subsequently developed into the production Audi Q7. In the early 1990s, Audi developed a concept car known as the Audi Quattro Spyder. A clear throwback to the successful rally road car of the early 1980s, which was simply called the Audi Quattro, this new concept proved to be a success when first shown at the 1991 Frankfurt Motor Show. Enthusiasts began to call for a production version, provoking Audi engineers and accountants into discussion of whether or not there was a viable business case for such