3687387RX | Genuine Cummins® Nitrogen Oxide (NOX) Sensor

Description and Purpose:

Genuine Cummins® Nitrogen Oxide (NOx) Sensor. Part Number: 3687387RX. New condition. This sensor accurately measures NOx levels in the exhaust system, ensuring proper function of SCR components in ISX and QSX engines. Compatible with Freightliner, Kenworth, Peterbilt, Volvo, and International vehicles. Cross Reference Part Number: 3687387.

Why Replacement is Important:

A faulty NOx sensor can disrupt aftertreatment efficiency, trigger engine derates, and increase emissions. Replacing it restores compliance and system accuracy.

Impact on Vehicle Performance:

Supports precise exhaust monitoring, improves fuel economy, and helps maintain optimal emission levels.

Manufacturer Information:

Cummins® provides high-performance emission and engine components developed to meet strict OEM standards for heavy-duty vehicles.

Tags & Category: Emissions System, Aftertreatment System, SCR (Selective Catalytic Reduction), Exhaust System, NOx Sensor, Sensor, Diesel Sensor, Emissions Control, NOx Monitoring, Exhaust Gas Analysis

Warranty:

Parts Finder Q offers a 365-days warranty for all types of parts in any condition. The warranty applies exclusively to purchases made directly through our website (partsfinderq.com). Please note that purchases made through third-party platforms like eBay or Amazon are not covered by this warranty.