Grillcraft hood scoop mesh. Here is what it looks like installed in case you were curious, or wanted to keep clean and protect your intercooler. https://www.grillcraft.com/225029/1/0/6907/frfk-sub1738b-mx-grille-hood- scoop-insert.html : r/WRX
Carbon Fiber Air Flow Hood Scoop Bonnet Vent For Subaru Impreza WRX STi 08-14 A | eBay