4086802C91 | Genuine International® 9.5 Gallon Def Tank Qls Sensor Head

Description and Purpose:

The 9.5 Gallon DEF Tank QLS Sensor Head, Part Number: 4086802C91, is a Genuine sensor from International designed to monitor diesel exhaust fluid levels accurately in heavy-duty commercial trucks. This essential emission control component fits a range of Severe Service and Linehaul models, ensuring the DEF system functions correctly to maintain emission compliance and reliable truck operation. Condition: New.

Why Replacement is Important:

A malfunctioning DEF sensor can cause inaccurate readings, triggering emission warnings or engine power restrictions. Replacing this sensor helps avoid downtime and costly repairs by maintaining correct DEF system performance.

Impact on Vehicle Performance:

Precise DEF level monitoring supports the Selective Catalytic Reduction system, which is vital for engine efficiency and emissions control. Proper sensor function ensures smooth vehicle operation and regulatory compliance.

Manufacturer Information:

International® focuses on developing durable trucks with advanced safety features and smart telematics to enhance fleet management and operational control.

Navistar® integrates state-of-the-art emissions control technologies to meet strict environmental regulations while maintaining engine power.

Tags & Category: DEF Sensor Units, DEF Tank Components, Heavy-Duty Truck Part, Commercial Vehicle Emission Control, International DEF Sensor, Severe Service Truck Component, QLS Sensor.

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.