This water coolant thermostat housing cover is compatible with Sprinter AE101, Celica (AT180), Carina (AT170, AT171, AT175, AT177), and Geo Prizm (1989–1992) vehicles.It is designed for use with 4AF, 4AFE, 4AGE, 5AF, and 5AFE engines.The component is made of aluminum, offering a compact design with hermetic sealing to support consistent coolant flow and temperature regulation.Installation is intended to align with standard replacement procedures for the specified vehicle models.Verify compatibility with your existing component before installation.