The 2008 Audi TT is available as a 2-door, 4-seat coupe. Starting at $36,800, the 2008 Audi TT FrontTrak FrontTrak Roadster L is powered by a 2.0L, 4-cylinder engine mated to an automatic transmission that returns an EPA estimated 22-mpg in the city and 29-mpg on the highway. The top of the line 2008 Audi TT quattro Quattro Roadster, priced at $45,900, is powered by a 3.2L, 6-cylinder engine mated to an automatic transmission that returns an EPA estimated 18-mpg in the city and 24-mpg on the highway.