The 2005 Nissan Maxima is available as a 4-door, 5-seat sedan. Starting at $27,500, the 2005 Nissan Maxima SE (A5) is powered by a 3.5L, 6-cylinder engine mated to an automatic transmission that returns an EPA estimated 20-mpg in the city and 28-mpg on the highway. The top of the line 2005 Nissan Maxima SL (A5), priced at $29,750, is powered by a 3.5L, 6-cylinder engine mated to an automatic transmission that returns an EPA estimated 20-mpg in the city and 28-mpg on the highway.