The 2015 Audi S4, part of the B8 generation, is a well-rounded luxury sports sedan offering both performance and comfort. It is powered by a 3.0L supercharged V6 engine producing 333 hp and 325 lb-ft of torque. The S4 comes with a standard six-speed manual transmission, with a seven-speed dual-clutch automatic offered as an option. Quattro all-wheel drive is standard across the model range. Two trims are available: Premium Plus and Prestige. High tech features include Audi's MMI infotainment system with a 6.5-inch display, navigation, Bluetooth, and a Bang & Olufsen sound system. Driver assists include adaptive cruise control and blind-spot monitoring. Its combination of performance, advanced technology, and refined elegance make the 2015 S4 a standout in its class.