The answer will depend on the pressure and temperature.
18.75 gal
The gas tank on the 2009 Chrysler 300 holds 18.0 gal..
The gas tank on the 2013 Chrysler 300 holds 19.1 gal..
The gas tank on the 2014 Chrysler 300 holds 19.1 gal..
The gas tank on the 2012 Chrysler 300 holds 19.1 gal..
The gas tank on the 2005 Chrysler 300 holds 18.0 gal..
The gas tank on the 2011 Chrysler 300 holds 19.1 gal..
The gas tank on the 2010 Chrysler 300 holds 18.0 gal..
18.75 gal
79.25 Gal 1 Gallon = 3.78 liter 1 liter = 0.26 gallon
300. Its called a hog's head.
18.75 gal 1 gallon = 16 cups 1 cup = 0.06 gallon