Coolant thermostat / housing Thermostat housing with thermostat regulating coolant flow as the engine warms up OSSCA "98850" - Not availableBMW - 8, 5, 6 Gran Turismo, 3, 4, X5, 7 (G11, G12), 2, X7, X3, Z4, X4, X6; TOYOTA - Supra