Bumper nut. Left.FLARESIDE. Rear. Right.FLARESIDE. A Nut used to retain the Spare Tire Cover to it's mounting point. A solid metal or plastic block with a threaded hole in the center which is used to tighten or adjust the Bumper Corner Cover. A solid metal or plastic block with a threaded hole in the center which is used to tighten or adjust the Engine Coolant Expansion Tank. A solid metal or plastic block with a threaded hole in the center which is used to tighten or adjust the InterCooler. A solid metal or plastic block with a threaded hole in the center which is used to tighten or adjust the Radiator Fan Shroud. A solid metal or plastic block with a threaded hole in the center which is used to tighten or adjust the Roof Panel Reinforcement. Air Filter Housing Nut. Battery Hold Down Nut. Battery Tray Nut. Brake Master Cylinder Nut. Bumper Face Bar Mount Nut. Bumper Face Bar Nut. Radiator Mount Nut. Vapor Canister Nut. Included with: Air cleaner assembly, Reservoir.