The 2020 Toyota Tundra is available as a 4-door, 5-seat regular side. Starting at $33,575, the 2020 Toyota Tundra SR 4x2 Double Cab 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 2020ToyotaTundra1794 4x4 CrewMax , priced at $ 51,825 , 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.