Car Thermostat Housing Assy 25500-3L100 for G90 3.3L 2017 G80 3.8L 2017-2020 25500 3L100 Engine Thermostat Acc This thermostat housing assembly is designed to fit specific engine models with precise compatibility for select vehicle applications.It serves as a critical component in the engine cooling system, providing a secure mount for the thermostat and proper coolant flow regulation.The unit is engineered to meet specifications for durability and function, supporting efficient thermal management within the engine.It is intended for use in vehicles requiring part number 25500-3L100 or equivalent.Installation requires standard mechanical tools and adherence to factory service procedures.