The 2015 Toyota Tundra is available as a 4-door, 5-seat regular side. Starting at $29,120, the 2015 Toyota Tundra 4x2 Regular Cab Long Bed is powered by a 5.7L, 8-cylinder engine mated to an automatic transmission that returns an EPA estimated 13-mpg in the city and 18-mpg on the highway. The top of the line 2015 Toyota Tundra 1794 5.7L 4x4 CrewMax w/o FFV, priced at $47,975, is powered by a 5.7L, 8-cylinder engine mated to an automatic transmission that returns an EPA estimated 13-mpg in the city and 17-mpg on the highway.