The 2000 Nissan Frontier is available as a 2-door, 3-seat regular side. Starting at $11,590, the 2000 Nissan Frontier (M5) 4x2 Regular Cab is powered by a 2.4L , 4 -cylinder engine mated to a manual transmission that returns an EPA estimated 22-mpg in the city and 26-mpg on the highway. The top of the line 2000NissanFrontierXE (M5) 4x4 King Cab , priced at $ 17,340 , is powered by a 2.4L , 4 - cylinder engine mated to a manual transmission that returns an EPA estimated 18-mpg in the city and 21-mpg on the highway.