The Genuine Porsche Oxygen Sensor - 99760613803 is a high-quality, original equipment manufacturer (OEM) part designed specifically for Porsche vehicles. It is responsible for measuring the amount of oxygen in the exhaust system and sending this information to the engine control unit to help optimize fuel efficiency and reduce emissions. This sensor features precision engineering and durable construction to ensure reliable performance and a long lifespan. It is a crucial component for maintaining the proper functioning of the engine and emissions system in Porsche vehicles.