This listing is for Mercedes Benz Genuine EGR change over valves in M271 engines C180 C200 KOMPRESSOR 0025401497

An air change over valve in a car is an important component that plays a crucial role in maintaining the airflow within the engine.

It acts as a valve that controls the switch between different air sources, directing the air to specific parts of the engine as required. This valve helps in achieving proper air-fuel mixture, which is vital for efficient combustion and optimal engine performance. By regulating the airflow, the air change over valve ensures that the engine receives the right amount of air to function effectively.