The Bremi Porsche Mass Air Flow Sensor (part number 30211) is a high-quality, OEM replacement sensor designed specifically for Porsche vehicles. This sensor measures the amount of air entering the engine and sends this information to the vehicle's engine control unit, allowing for precise fuel delivery and optimal engine performance. The Bremi sensor is made with durable materials and advanced technology to ensure accurate and reliable readings. It is a direct fit for Porsche models and is an essential component for maintaining the overall health and efficiency of the engine.