Cars and TransportationA Treat for the Senses04:55This browser does not support the video element.Cars and Transportation07/13/2016July 13, 2016The Audi S4 is powered by a newly-revamped three-liter TFSI V-6 direct-injection engine -- plus an exhaust turbo-charger. The engine has a power output of 260 kW -- and even at a relatively low 1370 RPM, can hit a maximum torque of 500 Nm.Copy linkAdvertisement