The Genuine Porsche Mass Air Flow Sensor is a high-quality component designed for use in Porsche vehicles. It is part number 98660612502 and is used to measure the amount of air entering the engine. This information is then used by the engine control unit to calculate the correct amount of fuel to inject, ensuring optimal engine performance and efficiency. The sensor is made from durable materials and is manufactured to strict Porsche specifications, ensuring reliable and accurate readings. It is a genuine OEM part and is compatible with various Porsche models.