Guide screw. Left. Rear. Right. A threaded rod with a drive head (such as hex, 12 point, torx, etc.) on one end used to secure the Relay Box to it's mounting point. Bumper Guide Bolt. Bumper Guide Screw. Radiator Support Air Deflector Screw. Spoiler Screw. 6x13. bracket. Bumper. End plate. Extension. Radiator Support Air Deflector. Relay box. Retaining strip. Side retainer. Spoiler.