The five-seat Audi A4 rolls into a new model year ... Want a little more get up and go? The spicier S4 sedan is motivated by a 349-hp, turbocharged 3.0-liter V-6 paired with an eight-speed automatic.

The five-seat Audi A4 is the German luxury brand ... The performance-oriented S4 sedan gets a 349-hp, turbocharged 3.0-liter V-6 and an eight-speed automatic. A4s with the 261-hp four-cylinder ...

In Europe, the S4 is renowned among local tuners - it comes with the same 349-horsepower V6 engine, eight-speed Tiptronic transmission, and Audi's quattro all-wheel-drive system that we get here ...

A powerful 252-horsepower engine combined with Audi's excellent quattro all-wheel-drive system, and the A4 gives BMW's 3-Series and Mercedes' C-Class a serious run for the money, while its sporty ...

The Audi S4 is the automaker's original compact sports sedan, priced above the Audi S3 sedan and below the Audi S6, S7, and S8 sedans in the automaker's S series of sporty four-door models.

The Audi S4 is the automaker's original compact sports sedan, priced above the Audi S3 sedan and below the Audi S6, S7, and S8 sedans in the automaker's S series of sporty four-door models.

Prices shown for the used 2010 Audi S4 Sedan 4D Quattro Prestige with NaN miles are what people paid to buy this vehicle or what people received when trading in this vehicle at a dealer. Edit options.