Post Catalyst Nitrous Oxide Sensor 1954666PRX

This is a genuine PACCAR post-catalyst nitrogen oxide (NOx) sensor designed for heavy-duty diesel engines. It monitors NOx levels downstream of the Selective Catalytic Reduction (SCR) system, ensuring compliance with emissions regulations and optimal engine performance.

• Material: Durable metal housing with integrated wiring harness
• Function: Measures NOx concentrations post-catalyst to regulate emissions
• Design: Plug-and-play configuration; direct OEM replacement
• Fitment: Compatible with select engines (verify part usage before installation)
• Installation: Direct replacement; installs using existing mounting points

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