Not in any particular order
1. to be able to adjust the tire pressure. Ex. lr and rr tire
pressure=53.00. Also, this would give one the ability to make delicate
changes in the setup that current set up menus don't provide. For
instance, the spring rate of the cars can only be adjusted in 100lb.
increments. Changing the tire pressure by .50 psi changes the spring
rate by roughly fifty lbs.
2. Wet weather racing.
3. Radio communications with pits
4. Brake bias adjustability in the car
5. Shot that shows the front wheels. I got used to not seeing them but
during close racing and curb clipping it helps to see them.
6. New 3d car model.
7. Include new tracks and old ones like Kyalami.
8. Choice between hard or soft compound tires.
9. Force feedback option.
My $.02