This Cummins nitrogen oxide sensor, with OE/OEM part number 4326869RX, is a must-have for your vehicle's air intake and fuel delivery system. Designed for precise readings, it comes equipped with one sensor and is compatible with a range of car and truck parts and accessories. The manufacturer has ensured that this sensor meets the highest standards of quality and functionality. Whether you're an avid DIY mechanic or a professional mechanic, this Cummins nitrogen oxide sensor is an essential component to keep your vehicle running smoothly.