The S5 is built with a 354 hp 4.2-liter V8 engine, mated to either a six-speed manual transmission or a six-speed automatic with Tiptronic and paddle shifters. Audi's quattro all-wheel drive system is standard, along with exclusive S5-specific standard features such as a sport-tuned suspension, bi-xenon headlights, 19-inch alloy wheels, heated front sport seats and... Read more »
