If the engine is the soul of every car, then the 2007 Audi RS 4 has more character under its hood than most performance cars possess from tip to tailpipe. With 4.2 liters of direct-injected aluminum fury, its V8 makes 420 horsepower and 317 pound-feet of torque, and revs to an unbelievable 8250 rpm. Now that's some soul. And it's all forward of the front axle....
Audi, RS4, A4, S4, Volkswagen, VW, 2007, Edmunds, Edmunds', Inside, Line