Left.Coupe. Left.SEAT BACK COMPONENTS. Right.Coupe. Right.SEAT BACK COMPONENTS. Trim screw. A Screw that is used to secure the Radiator Support Panel 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 Radiator Support Panel Reinforcement to a mounting point. Radiator Support Panel Bolt. Seat Back Panel Screw. Seat Back Recliner Adjustment Handle Bolt. Bracket. End plate retainer. Frame. Radiator Reinforcement. Seat Back Recliner Adjustment Handle. Tapping 4.8. Trim.