16.0 Gallons
16 gallons ( according to the 2012 Ford Mustang Owner Guide )
15.4 US Gallons
15.7 gallons
16 gallons
According to the 1997 Ford Mustang Owner Guide : The gas tank holds ( 20.0 U.S. gallons ) * I didn't think it was that much I thought it was ( 15.4 )
According to the 2006 Ford Mustang Owner Guide : ( 16.0 U.S. gallons )
15.4 U.S. gallons
16.0 Gallons
16.0 U.S. gallons
16 gallons
20 gallons