[ECONORAM]

Originally Posted by Sularus

This is what was done to aerocivic. As far as the angle goes I am not sure, but I would think an angle meeting up with the top edge of the windshield where the roof begins would help and it somewhat bisects the difference of the hood-windshield transition.
Aerocivic - aerodynamic mods for maximum fuel economy - aerocivic.com
J

I'm mulling over something along those lines. The transition angle on my truck is pretty steep, and I figured I could solvent weld some ABS to the plastic tray and improve the transition.