2015 Audi S8

The 2015 Audi S8 is a 4-door, 5-seat Sedan, available in 1 , the 4.0T. Upon introduction, the $114,900 4.0T is equipped with a standard 4.0L, 8-cylinder, engine that achieves 17-mpg in the city and 27-mpg on the highway. an Automatic transmission is standard. The $114,900 4.0T is equipped with a standard 4.0L, 8-cylinder, engine that achieves 17-mpg in the city and 27-mpg on the highway. an Automatic transmission is standard.