Nitrogen Oxide Sensor 4326873 fits Cummins B6.7, F3.9, ISB, ISL9, QSF3.9, QSB6.7, QSX11.9, QSG12, X12, QSX15, and QSN14 engines. It monitors NOx levels in the exhaust for proper emissions control. OEM-grade construction for accurate readings and reliable service.
Condition:New / OEM Quality
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