F-SUPER DUTY
Registered User
Looking to upgrade my 99 gaser(8 MPG).What year 99 to 03 7.3 is better and what kind of milege can i expect?
I worded wrong.Changing truck not engine.
Looking to upgrade my 99 gaser(8 MPG).What year 99 to 03 7.3 is better and what kind of milege can i expect?