By Colin Bird on November 19, 2011
Unlike the recently unveiled 420-horsepower S6 and S7, the 2013 Audi S8 gets a more potent 520-hp V-8 engine, which is a 148-hp increase from the A8's regular V-8 powertrain.
Like the other “S” trims, the S8 is distinguished by brushed aluminum inlays, Alcantara trim and different wheel designs.
Clicking on any image below will launch a larger photo gallery; you can browse through them by hitting the right and left arrow keys. Cars.com photos by Ian Merritt.