An idea:
Ever seen those huge trucks painted with funny images on the sides; for example I remember seeing one painted 3D-style with...was it a coke vending machine or something?
Anyway, why not get someone good to paint the side of your car like your favorite warbird, making it look like you're sitting in the cockpit flying it, when you're driving?
I'm sure something like it has been done before, I just can't find the pictures.
Anyway, now that we're at it: I wouldn't mind at all owning this motorcycle helmet:
This one ain't bad either, for the P-51 enthusiasts: