Outlet tube o-ring. W/SUPERCHARGER. A component which prevents leaks at the Water Pump Outlet Pipe. A Seal which prevents Oil leakage at the Engine Oil Cooler line. Engine Coolant Bypass Pipe O-Ring. Engine Oil Cooler O-Ring. Engine Oil Cooler Seal. Engine Water Pump O-Ring. Gasket For Oil Cooler. O-Ring. O-Ring used on the Engine Oil Cooler Line. Coolant Bypass Pipe O -. Gasket. Line Connector O -. Water Pump Outlet Pipe O -. Tube o -. Included with: Cooler Pipe, Oil Cooler, Outlet Tube, Tube.