1. U7146
2. 9r07b
3. 2003 Ford Mustang Mach 1

I just added BBK Long Tube Headers, Bassani Catted X-pipe and SLP Loudmouth I Exhaust. I also have JLT Performance Ram Air Intake. I am currently running the Diablosport tune. What settings should I place for Best Fuel Mileage during the week and Best ...