The Cummins 43.15 Inch Long NOx Sensor OE 1889126 is a cost-effective solution for emission control and urea consumption. Measuring 43.15 inches long, 1.63 inches tall, and 2.56 inches wide, this sensor meets EPA 10 exhaust emissions norms. It is directly replaceable with OE sensors and fits most Cummins models, making it a practical and easy-to-install option. Tested at the Dinex Test Center and accredited by a third party, this sensor offers a reliable and environmentally friendly solution. With direct OE replacement numbers 1889126, it provides a balance between emission control and urea consumption.