Genuine OEM Audi Thermostat Housing, part number 06C121111E. This component encloses the engine's thermostat, regulating the flow of coolant to maintain optimal operating temperature. It is a critical part of the engine cooling system. Constructed from durable materials, it weighs approximately 0.283 kg and measures 0.145m x 0.115m x 0.085m. Choosing a genuine OEM thermostat housing ensures precise fitment, proper sealing, and reliable temperature control for long-term engine health.