Feel the raw power of a 750 HP Audi RS7 as it rockets from 0 to 325 km/h on the German Autobahn. This modified RS7 features a ...

The S4 gets special rims, has quad exhaust tips ... including the inclusion of HD radio with the navigation system and the addition of Audi's side assist (stand-alone option with Prestige model).

The S4's styling is relatively subdued compared to other sporty compact luxury sedans, but it delivers performance to back up those telltale quad exhaust ... of Audi's Quattro AWD system.