Audi S8 Plus 2016 br br The Audi S8 means the twin-turbo V-8 now makes 605 hp - 85 hp more than before. br As per usual, the Audi S8 features quattro and an 8-speed Tiptronic gearbox. Adaptive air suspension and 21-inch wheels help on the handling front. Appearance changes, carbon fiber fender air inlets, a matte black honeycomb grille insert, smoked taillights, a gloss black diffuser with a carbon fiber accent, and quad gloss black oval exhaust outlets.