26.4 gal. It has been reported that when the gauge hits "E" there are 6 gallons left in the tank. On several occasions I have hit "E" but have only been able to put in 19.5 gallons. BUT the tank is a 26.4 size tank on all the new model Tundras from 2007 on up.
13.2 gallons
The gas tank on the 2009 Toyota Tundra holds 26.4 gal..
The gas tank on the 2009 Toyota Yaris holds 11.1 gal..
The gas tank on the 2009 Toyota Corolla holds 13.2 gal..
The gas tank on the 2009 Toyota Matrix holds 13.2 gal..
The gas tank on the 2009 Toyota Sienna holds 20.0 gal..
The gas tank on the 2009 Toyota Venza holds 17.7 gal..
The gas tank on the 2009 Toyota Highlander holds 19.2 gal..
The gas tank on the 2009 Toyota Prius holds 11.9 gal..
The gas tank on the 2009 Toyota 4Runner holds 23.0 gal..
The gas tank on the 2009 Toyota Avalon holds 18.5 gal..
The gas tank on the 2009 Toyota Tacoma holds 21.0 gal..