Joost:

Farina, nice pics!

However, from the little spyshots we have, it seems that the additional inlet/outlet is on the outside of the headlight unit, not on the inside.

-Joost-

Slots on the outside of the headlights look to be the radiator exits - you can see the temperature indicating labels on the light blue test car. My guess at the front and back:F450.jpgF450_r.jpg