Modifying Front Fender Liners For Better Cooling

[The Radium King]

Originally Posted by Newsguy

I think there’s a good reason for the top vents on the GT3 bumper cover having experienced a bit of float over 100mph on the track with my Boxster. Although, oddly, my 997 doesn’t feel so bad.

997 vents into the wheel wells like the mod.

https://www.pelicanparts.com/More_Info/99750412400.htm?pn=997-504-124-00-M100

i presume if good enough for porsche to make the change then it's a good thing to do.