This oxygen sensor is designed for use with ACDelco (OE) brand vehicles. It is a high-quality sensor that measures the oxygen content in the exhaust gas to help ensure proper fuel efficiency and reduce harmful emissions. The manufacturer part number is 19178947. This sensor is compatible with a variety of vehicles and is an essential component of the exhaust and emission system. With its accurate readings and reliable performance, it is sure to be a valuable addition to your car or truck. Purchase with confidence knowing that you are getting a top-quality product that will help keep your vehicle running smoothly.