Left.BUMPER COVER & TRIM. Right.BUMPER COVER & TRIM. A rubber ring with a hole in the center which provides protection through which Bumper Splash Shield related components pass through. A rubber ring with a hole in the center which provides protection through which Floor Pan Splash Shield related components pass through. Bumper Cover Grommet. Fender Liner Grommet. Fender Liner Nut. Mud Flap Grommet. Part is one time use only. Quarter Panel Splash Shield Grommet. Rocker Panel Molding Grommet. Wheel Arch Flare Nut. Wheel Arch Molding Grommet. Included with: Protector, Rocker Molding.