The third generation Audi A6 was introduced for the 2005 model year. This third generation of A6 was known as the C6, and was offered as a sedan or 'Avant' station wagon. The A6 (C6) was fitted with a range of inline four, V6, V8, and V10 engines, and featured the high performance S6 and RS6 among its most notable variants. Production of the A6 (C6) ended in 2011, when it was replaced by the Fourth Generation Audi A6.