(http://media.il.edmunds-media.com/audi/a4/ns/audi_a4_f34_ns_102711_196.jpg) Audi celebrates its midsize class success, as it watched its 10 millionth midsize car roll off the production assembly line in early October. A Misano Red Audi S4 with a black and alabaster-white interior was the lucky car to represent four generations of both the Audi 80 and Audi A4 since 1972.
InsideLine