6.6 LITER DIESEL. OIL LINES. At Turbo. Bypass Pipe to Water Pump Housing. Feed. Gasket for coolant system. Turbocharger Coolant Line Gasket. Turbocharger Cooling Pipes. Turbocharger Oil Line Gasket. inlet. TURBO Feed Pipe. Engine Coolant Pipe. Return Pipe. Turbocharger Line. Water retrn. Included with: Oil Feed Tube, Water Feed Pipe, Water Feed Tube, Water Return Pipe, Water Return Tube.