4163692C91 | Genuine International® 9.5 Gallon Def Tank Qls Sensor Head

Description and Purpose:

The 9.5 Gallon DEF Tank QLS Sensor Head with Part Number: 4163692C91 is a OEM component by International designed to deliver precise diesel exhaust fluid level monitoring for heavy-duty commercial trucks. Compatible with Severe Service and Linehaul models, this sensor plays a crucial role in ensuring accurate DEF measurement, which is vital for emission system efficiency and regulatory compliance. Condition: New.

Why Replacement is Important:

Replacing a faulty DEF sensor is essential to prevent inaccurate fluid level readings that may cause emission warnings or engine derates. Keeping the sensor in optimal condition helps avoid unexpected downtime and costly repairs.

Impact on Vehicle Performance:

Accurate DEF sensing supports the Selective Catalytic Reduction system’s function, directly impacting engine efficiency and emission control. Proper sensor operation ensures consistent truck performance and environmental compliance.

Manufacturer Information:

International® vehicles are built with rugged components and accessible service points, ensuring long-lasting reliability and easier maintenance for fleet operators.

Navistar® builds trucks with driver comfort and safety as priorities, incorporating ergonomic cabins and advanced safety systems.

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.