Prices shown are the prices you can expect to pay for a 2001 Audi S4 Quattro 4 Door Wagon Turbo across different levels of condition. Edit options.

Powered by a 420-horsepower V-8 engine, the Audi RS 4 debut as a low-production, high-performance version of the A4. The 2007 Audi S4 receives retouched front and rear styling. The Audi TT takes a ...