This DELPHI NOx sensor, part number ANS1076-12B1, is engineered to accurately monitor nitrogen oxide levels within your vehicle's exhaust system. It plays a crucial role in the selective catalytic reduction (SCR) system, ensuring the correct amount of urea (AdBlue) is injected to neutralize harmful NOx emissions. Proper functioning of the NOx sensor is vital for meeting stringent emissions regulations and maintaining optimal engine performance. A failing sensor can lead to increased emissions, reduced fuel efficiency, and potential dashboard warning lights. DELPHI is a trusted name in automotive components, known for its commitment to quality and innovation. This sensor is built to withstand the demanding conditions of the exhaust environment, providing reliable and long-lasting service.