Many feel that the V8 powerplant doesn't have the addictive frenetic nature of the old S4. For the next generation, Audi is returning the S4 to its roots as a more refined version of what you'll ...

The latest-generation Audi A4 was introduced for ... for buyers who put style and sportiness first but who will happily trade the extra power of an S4 or M340i for better fuel economy and more ...