The Genuine BMW Oxygen Sensor - 11788651104 is a high-quality, original equipment manufacturer (OEM) part designed specifically for BMW vehicles. This sensor is responsible for measuring the oxygen levels in the exhaust system and providing data to the engine control unit (ECU) to help regulate the air-fuel mixture for optimal performance and fuel efficiency. It is made with durable materials and precise engineering to ensure accurate readings and long-lasting functionality. This oxygen sensor is a crucial component in maintaining the overall performance and emissions control of your BMW vehicle.