The 2008 Audi A8 is a 4-door, up to 5-passenger luxury sedan, available in 3 trims, ranging from the Sedan to the L W12. Upon introduction, the Sedan is equipped with a standard 4.2-liter, V8, 350-horsepower engine that achieves 16-mpg in the city and 23-mpg on the highway. The L W12 is equipped with a standard 6.0-liter, W12, 450-horsepower engine that achieves 15-mpg in the city and 21-mpg on the highway. A 6-speed automatic transmission with overdrive is standard on both trims.
