I was also wondering about this. On the one hand I figured it may help with cooling but on the other it is probably not good for throw-up of stones which may cause damage, dust pick up and general aerodynamics.
Thats commitment for ya! I wasnt too fussed about respraying what I cant see.
As for Audi's opinion, I guess they are going to say it was designed to be there, so best leave in place. But it will be interesting to hear if they have any other comments.
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