According to the 2003 Ford Mustang Owner Guide :
For the 3.8 liter V6 engine :
With engine oil filter change :
( 5.0 US. quarts of 5W-20 engine oil )
The coolant capacity of the 2003 Ford Mustang GT with the 4.6 L - SOHC - V8 engine is : 13.3 liters / 14.1 quarts
Six quarts
The gas tank on the 2003 Ford Mustang holds 15.7 gal..
I believe that is almost 3 quarts
Automatic takes 11.9 quarts Manual takes 2.75 quarts
( 5 quarts ) with engine oil filter change , according to the Owner Guide
about 15qts
According to the 2005 Ford Mustang Owner Guide : With engine oil filter change : The 4.0 liter SOHC , V6 engine takes : ( 5.0 U.S. quarts of 5W-30 )
WITH ENGINE OIL FILTER CHANGE : 4.5 quarts / 4.25 liters According to the 2003 Ford Escort owners manual
I believe that holds 5.6 pints ( so , not quite 3 quarts )
With engine oil filter change ( 5 quarts / 4.7 liters of engine oil )
A 2003 Ford Explorer holds 16 quarts of transmission fluid in the pan and torque converter. Fluid levels can be checked via the dipstick in the engine compartment.