After plenty of sketches and unofficial renderings, Audi has finally unveiled the all new 2015 Audi TT and Audi TTS Coupe at the 2014 Geneva Motor Show. Alongside the two sports coupe, Audi also showcased a performance concept based on the all new TT. Dubbed the Audi TT Quattro Sport Concept, the car depicts how extreme the new TT can get. The most important thing about the TT Quattro Sport Concept is its engine which is a 2.0 liter, four cylinder TFSI petrol heart. It indeed is a regular sized engine but the power output is simply astonishing thanks to technologies like Audi valvelift system, dual camshaft adjustment, variable valve timing, and MPI plus FSI direct injection.

The 2.0 liter heart puts out a mind boggling 420 PS at 6700 rpm, meaning 210 PS per liter which is more than what 2001’s Le Mans R18 produced. It also produces 450