NOx Sensor By BESTfit Replaces 2120751016, 4326862, A044C659 Fits Cummins

Built for precision and reliability, the BESTfit Cummins NOx Sensor replaces OEM part numbers 2120751016, 4326862, and A044C659 for Cummins applications. This sensor delivers accurate measurement of nitrogen oxide levels in the exhaust stream, ensuring proper SCR system function and efficient DEF dosing. By providing dependable emissions data, it helps improve engine performance, reduce emissions output, and support regulatory compliance. Each unit includes a NOx sensor probe, integrated control module, and wiring harness with connectors for easy installation. Sold individually, it is a trusted solution for diesel emissions system repair.

* High Quality NOx Sensor
* Designed For Cummins Applications
* Measures Nitrogen Oxide (NOx) Levels In The Exhaust System
* Helps Maintain Proper Emissions Control And Engine Performance
* Supports SCR System Operation And DEF Dosing Accuracy
* Includes:
  - (1) NOx Sensor Probe
  - (1) Integrated Control Module And Sensor Probe
  - (1) Wiring Harness With Connectors
* Sold Individually
* Warranty On NOx Sensors Against Defects In Workmanship & Material From Date Of Purchase

*** High Quality Aftermarket Replacement Part (Not OEM)***

* Cross Ref 1004-1042 10041042 1952565 212-075-1014 212-075-1016 2120751014 2120751016 22038 2872945 2872945RX 2897309 2897309RX 3688978 3688978RX 4326470 4326470RX 4326862 4326862RX 5WK96751B 5WK96751C A044C659 A

** This Item Ships Direct From The Manufacturer And Will Arrive In A Separate Package And Possibly A Different Time Than The Balance Of Your Order **