The Delphi Oxygen Sensor - ES10920 is a high-quality sensor designed to measure the amount of oxygen in a vehicle's exhaust gases. It is an essential component of the vehicle's emission control system, helping to ensure that the engine is running efficiently and producing minimal harmful emissions. This sensor is made with durable materials and advanced technology to provide accurate readings and long-lasting performance. It is compatible with a wide range of vehicle makes and models and is easy to install. The Delphi Oxygen Sensor - ES10920 is a reliable and cost-effective solution for maintaining the proper functioning of a vehicle's emission system.