The Audi S6 is a high-performance variant of the Audi A6 executive car. It was introduced by the German automaker Audi AG in 1994, and has been in continuous production since, although it underwent a facelift in 2008. The S6 is fitted with a turbocharged V8 engine, which provides a power output of up to 420 PS (309 kW; 414 hp). The vehicle also comes equipped with a sport suspension which lowers the vehicle and increases its road-holding capabilities. The Audi S6 is available in both saloon and Avant variants.