Horn nut. A solid metal or plastic block with a threaded hole in the center which is used to tighten or adjust the Cruise Control Distance Sensor. A solid metal or plastic block with a threaded hole in the center which is used to tighten or adjust the Floor Pan Splash Shield. A solid metal or plastic block with a threaded hole in the center which is used to tighten or adjust the WindShield Washer Fluid Reservoir Filler Neck. Air Filter Housing Nut. Door Interior Trim Panel Nut. Fender Nut. Horn Nut. Nut to secure bumper cover. Spare Tire Hoist Nut. Wheel Arch Flare Nut. Included with: Lower bracket.