I would like to find a supplier of grille inserts for my Boxster. I'm having no luck whatsoever. I'd like some kind of black mesh designed to fit the opening to prevent bugs and rocks entering the radiators. As I live in the Pacific Northwest, the dereased airflow and cooling capabilities shouldn't be a real problem.
All I've found so far is this:
http://www.prostreetonline.com/buy/autotecnica_grilles/