( 6 quarts ) of engine oil with oil filter change for your 4.6 L ( according to the owners manual )
The 2006 F150 owners manual shows 7 quarts with filter change for the 5.4 L
if replacing fluid in converter and cooler its 14 quarts
5.5 QTS.
5 quarts
( 6 quarts ) WITH ENGINE OIL FILTER CHANGE - according to the owners manual for the 4.2 liter V6 engine
6 quarts
6 quarts
6 quarts of oil
6 quarts with filter change
5 to 5.5 Quarts.
8
4.6 engine requires 6 quarts to fill.