The Delphi Porsche Mass Air Flow Sensor - AF10489 is a high-quality and reliable sensor designed specifically for use in Porsche vehicles. It accurately measures the amount of air entering the engine to ensure proper fuel delivery and optimal engine performance. This sensor is made with durable materials and advanced technology to withstand harsh conditions and provide long-lasting performance. It is a direct replacement for the original equipment and is rigorously tested to meet or exceed OEM standards. With its precise measurements and reliable operation, the Delphi Porsche Mass Air Flow Sensor - AF10489 is the perfect choice for maintaining the performance and efficiency of your Porsche vehicle.