In the category car Audi produces the Audi A4 as a successor of the Audi 80 B4 in Ingolstadt since 1994. The A4 is in body versions: sedan, station wagon (A4 avant) and convertible offered. The range of engines includes gasoline and diesel, which execution is available in four, six and eight. The Audi A4 is there in addition two sport versions, the S4 with 344 HP and the avant RS4 with 420 HP. The Audi A4 B5 was manufactured until end 2000, then the second generation Audi raised the Audi A4 B6 the market. Changes compared to its predecessor were the big brother A6 one heck of rundlicheres, new technology and body style - similar to. The engines were almost identical with the B5 engines. End of 2004, the third generation in the market, the Audi came A4 B7. Biggest change was the single-frame grille and slight changes in body. The engine range was also completely revamped with the introduction of A4 B7.