Compatible OEM Part Numbers: 2894939, 2872236, 5462435 and more. Product Overview: The NOx Sensor 2894939 is a high-quality replacement part designed for Cummins® engines. It plays a critical role in monitoring and controlling nitrogen oxide (NOx) emissions, ensuring your vehicle complies with emission regulations and operates efficiently. Key Features: OEM Quality: Manufactured to meet or exceed original equipment specifications, ensuring precise fit and reliable performance. Durability: Built with robust materials to withstand harsh engine conditions and extend service life. Functionality: Accurately measures NOx levels in the exhaust system, contributing to optimal engine performance and reduced emissions. Applications: This NOx sensor is compatible with a range of Cummins® engines, particularly the ISX series, making it ideal for medium and heavy-duty trucks, buses, and other commercial vehicles.