1999 Ford f250 super duty diesel mpg Source Source Source Source Source Source Source Source Source Source Read Also: 1999 Ford f250 7.3l diesel mpg 1999 Ford f250 diesel mpg 1999 Ford f250 diesel mileage 1999 Ford f250 super duty 7.3 diesel 1999 Ford f250 super duty diesel wiring diagram 1999 Ford f250 super duty 4x4