people with paint/body experience and good ideas...

this is roughly the area the cover. I was looking at the BMP car with these fenders and it appears that they trimmed them up to the edge of the bumper…

http://www.europeancarweb.com/tech/0610_ec_29_z+aerodynamics+bmw_e30_left.jpg

See how on the front they actually go around the molding? Well, mine don’t have that.