The Walker Products Nitrogen Oxide (NOx) Sensor (part number 285-1127) is a direct-fit replacement for 2019-2024 Ram vehicles with 6.7L 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:
- 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.
- Fleet-Tested Reliability – Proven in demanding commercial and diesel applications for reduced downtime and fewer replacements.
- Plug-and-Play Installation – Designed for direct OE replacement, reducing install time and eliminating compatibility issues.
Specifications:
| Number of Terminals | 4 |
| Connector Type | Spade |
| Connector Shape | Square |
| Connector Gender | Male |
| Terminal Gender | Female |
Fits: 2019-2024 Ram models including 2500, 3500, 4500, and 5500 — 6.7L 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.
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.
