75 litre tank (approximately) this is according to the Mitsubishi handbook 1990 - 1999 Turbo and Non-Turbo models.
*20 gallons*
1993 gto has 75 litre tank approx - the same fuel-tank is used through to (including) 1999.
The gas tank on the 2001 Mitsubishi Mirage holds 12.4 gal..
The gas tank on the 2007 Mitsubishi Outlander holds 16.6 gal..
The gas tank on the 2014 Mitsubishi Lancer holds 15.5 gal..
The gas tank on the 2003 Mitsubishi Outlander holds 15.7 gal..
The gas tank on the 2008 Mitsubishi Lancer holds 15.3 gal..
The gas tank on the 2012 Mitsubishi Outlander holds 16.6 gal..
The gas tank on the 2006 Mitsubishi Outlander holds 15.7 gal..
The gas tank on the 2014 Mitsubishi Outlander holds 16.6 gal..
The gas tank on the 2010 Mitsubishi Outlander holds 16.6 gal..
The gas tank on the 2009 Mitsubishi Outlander holds 16.6 gal..
The gas tank on the 2013 Mitsubishi Lancer holds 15.5 gal..