The Genuine Porsche Oxygen Sensor - 98660622800 is a high-quality sensor designed specifically for Porsche vehicles. It is responsible for measuring the oxygen levels in the exhaust gases and sending this information to the engine control unit. This helps the engine to adjust the air-fuel mixture for optimal performance and fuel efficiency. The sensor is made of durable materials and is a genuine OEM part, ensuring a perfect fit and reliable performance. It is compatible with various Porsche models and is essential for maintaining proper engine function and emissions control.