The Walker Products Nitrogen Oxide (NOx) Sensor (part number 1004-1042) is a direct-fit replacement for 2011-2018 American Coach, American LaFrance, Autocar LLC., and Dynamax Corp vehicles with 14.9L and 12.9L engines. NOx sensors in vehicle exhaust systems measure nitrogen oxide emissions, aiding ECM in emissions control for compliance with environmental regulations and ensuring efficient operation of systems like Selective Catalytic Reduction (SCR)
Features:
- Plug-and-Play Installation – Designed for direct OE replacement, reducing install time and eliminating compatibility issues.
- Fleet-Tested Reliability – Proven in demanding commercial and diesel applications for reduced downtime and fewer replacements.
- Accurate Emission Control – Delivers precise NOx readings to help maintain peak SCR system efficiency and lower emissions.
- Engineered for Precision – Features advanced sensing technology and exact OE materials for consistent, high-accuracy NOx detection in extreme conditions.
Specifications:
| Number of Terminals | 4 |
| Connector Shape | Square |
| Connector Gender | Male |
| Terminal Gender | Female |
| Fit Type | Direct Fit |
Fits: 2011-2018 American Coach, American LaFrance, Autocar LLC., Dynamax Corp, and Entegra Coach models including American Dream, American Eagle, American Heritage, American Tradition, Condor, Xpeditor, Grand Sport GT, Grand Sport GT Toy Hauler and more — 14.9L and 12.9L engines.
Confirm the year, make, model, and engine against your vehicle before ordering. Full application data is shown in the fitment lookup on this page.
Fitment Notes: 24V
Interchanges With: Cummins 4326862, Cummins A045S156, Cummins 4326470, Cummins A044C659, DAF 4326862, DAF 4326470
WARNING: This product can expose you to chemicals, including Nickel and Nickel Alloyed Stainless Steel, which are known to the State of California to cause cancer or birth defects or other reproductive harm.
