Audi / Porsche / Volkswagen Thermostat Housing Clip 03H121142

The OEM Thermostat Housing Clip, part number 03H121142, is a critical component designed for specific Volkswagen and Audi models, including the 2021-2023 Volkswagen Atlas and Atlas Cross Sport, as well as the 2006-2012 Audi A8 Quattro and 2007-2010 Audi Q7 with a 3.6L V6 engine. This connector pipe retainer spring, also referred to as the Adapter Retainer Spring, is located at the upper portion of the thermostat housing and plays a vital role in securing the thermostat housing, ensuring a proper seal within the cooling system. Common issues addressed by replacing a worn or damaged thermostat housing clip include coolant leaks and overheating, which can lead to engine performance problems and potential damage. Other compatible part numbers include 4E0121142, N90926501, and several others. Trust this factory-original part to restore the integrity and functionality of your vehicle's cooling system.