Mainly known as a maker of budget friendly family cars until the early 1990s, Audi made its entryway on the efficiency market in 1980 with Quattro. The famous coupe was changed by the 80-based S2 from 1991 up until 1996. Audi didn't use another performance coupe till 2007, when the S5 was released, however 1998 saw the release of the company's first full-fledged sports car, the TT. The R8 supercar followed in 2006, providing Audi the correct weapon to compete against other high-end cars manufacturers. With the R8 having actually been upgraded for 2015, word has it that Audi is now dealing with a new cars to slot below the range-topping model and above the smaller TT.