The 1999 Nissan Altima is available as a 4-door, 5-seat sedan. Starting at $14,990, the 1999 Nissan Altima XE (M5) is powered by a 2.4L, 4-cylinder engine mated to a manual transmission that returns an EPA estimated 24-mpg in the city and 31-mpg on the highway. The top of the line 1999 Nissan Altima SE-L (A4), priced at $19,290, is powered by a 2.4L, 4-cylinder engine mated to an automatic transmission that returns an EPA estimated 22-mpg in the city and 30-mpg on the highway.