2022-23. Coupling retainer clip. LEFT SIDE. "A ""C"" shaped Clip which helps to hold or retain the Coolant Pipe to it's mounting point.". A "C" shaped Clip which helps to hold or retain the Engine Coolant Temperature Sensor. A "C" shaped Clip which helps to hold or retain the Radiator Hose. A "C" shaped Clip which helps to hold or retain the Thermostat Housing to it's mounting point. At Radiator. Clip used in the securing/routing of the Radiator Coolant Hose. Engine Coolant Pipe Clip. Primary Radiator. Included with: Adapter, Coupling, Hose and tube assembly, Lower Coupling, Lower Hose, Lower Hose Part cannot be reused/reinstalled, T-piece, Thermostat unit, Upper Coupling, Upper Hose, Upper Hose Part cannot be reused/reinstalled, Water Hose assembly.