The Genuine Porsche Oxygen Sensor - 98660622700 is a high-quality sensor designed specifically for Porsche vehicles. It is used to measure the oxygen levels in the exhaust gases and provide accurate readings 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 from durable materials and is designed to withstand harsh conditions. It is a genuine OEM part and is compatible with various Porsche models. This oxygen sensor plays a crucial role in maintaining the performance and emissions of the vehicle, making it an essential component for any Porsche owner.