The Genuine Porsche Oxygen Sensor - 9A160618802 is a high-quality sensor designed specifically for Porsche vehicles. It is responsible for measuring the amount of oxygen in the exhaust gases and sending this information to the engine control unit. This allows the engine to adjust the air-fuel mixture for optimal performance and reduced emissions. The sensor is made with durable materials and is built to withstand the harsh conditions of the exhaust system. It is a genuine OEM part and is guaranteed to fit and function properly in your Porsche vehicle.