Front. Grille screw. Q5. W/S LINE. A Screw that is used to secure the Bumper Corner Cover to it's mounting point. A Screw that is used to secure the Cooling Grille Reinforcement to it's mounting point. A threaded rod with a drive head (such as hex, 12 point, torx, etc) on one end used to secure the Cooling Grille Reinforcement to it's mounting point. Bolt that secures the Bumper Cover. Bumper Cover Reinforcement Screw. Bumper Cover Screw. Grille Bolt. Grille Screw. Headlight Mounting Bolt. Headlight Mounting Screw.