Left.W/TURBOCHARGER. Pressure hose seal. Right.W/TURBOCHARGER. TURBOCHARGER & COMPONENTS. A Seal that Prevents oil from leaking out, or contaminants from entering the Intercooler pipe. Seal used on the Intercooler Tube. Turbocharger Oil Line O-Ring. Charge Air Cooler Tube. Connector. Intercooler Pipe O - Ring. Round. Turbocharger Oil Line O - Ring. Included with: Lower Pressure Tube, Pressure Hose, Pressure Tube.