The Delphi Oxygen Sensor - ES20368 is a high-quality sensor designed to measure the oxygen levels in a vehicle's exhaust system. It is a direct replacement for the original equipment sensor and is made with durable materials to ensure long-lasting performance. This sensor is crucial for maintaining proper fuel efficiency and reducing harmful emissions. It is compatible with a wide range of vehicle makes and models and is easy to install. With its accurate readings and reliable design, the Delphi Oxygen Sensor - ES20368 is an essential component for any vehicle's emissions control system.