Rubber skirts under front of C5

[Jefe]

Is there a purpose for the rubber skirts in front of the front wheels on a C5 other than looks?

Jefe

 

[c4c5specialist]

HI there,
The rubber skirts assist in aerodynamics, forcing cold air into the radiator, and channeling the other air around the car, instead of under it.
Allthebest, c4c5