The owner's manual lists it at 16.9 US gallons
No. do you mean the front or rear o2? The front might be an A/F sensor. Big difference. But no, there isn't.
12.5 gallons
19 gallons
70 litres
20 gallons
about 16 gal
2003 is listed as 18.5 gals
"Yes, I actually own a Subaru Legacy Outback Wagon, and while my family of 3 is small, it is our first choice for all road trips. It is big enough for all of our luggage, but easy for my wife to hand our toddler snacks and toys."
17.2 gallons
98.4 liters ( 26 U.S. gallons )
68.1 liters ( 18 U.S. gallons )
According to the 2003 Ford Taurus Owner Guide : ( 68.1 litres / 18.0 U.S. gallons )