The 2006 Acura TL is available as a 4-door, 5-seat sedan. Starting at $33,325, the 2006 Acura TL (A5) is powered by a 3.2L, 6-cylinder engine mated to an automatic transmission that returns an EPA estimated 20-mpg in the city and 29-mpg on the highway. The top of the line 2006 Acura TL w/Summer Tires/Nav System (M6), priced at $35,525, is powered by a 3.2L, 6-cylinder engine mated to a manual transmission that returns an EPA estimated 20-mpg in the city and 29-mpg on the highway.