With over five million Audi A4s built, it's no surprise that the 2012 Audi A4 is the latest version of a model that has become the brand's best-selling car ... and glossy black accent pieces.

Across the range, the A4's quality ... executed car that provides a fun and modern luxury experience. What does TFSI mean? It stands for Turbocharged Fuel Stratified Injection—Audi's overly ...