4157846C91 | Genuine International® / Navistar® DEF Sensor, 7 Gallon Tank, QLS 1% SSI

SKU: 4157846C91 MPN: 4157846C91

Take full control of your truck’s emissions with the Genuine International / Navistar DEF Sensor. Part number: 4157846C91. Condition: new. QLS 1% SSI technology delivers precise readings for your 7-gallon tank.

$479.00
No Core Charge
3 in stock

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Product Description

Product Name DEF Sensor Product Name DEF Sensor
Condition New Condition New
Brand International® / Navistar® Brand International® / Navistar®
Part Number 4157846C91 Part Number 4157846C91
Inetrchange Part Number 2515989C1 Inetrchange Part Number 2515989C1
Specifications
Sensor Type QLS 1% SSI Sensor Type QLS 1% SSI
Tank Capacity 7 Gallon Tank Capacity 7 Gallon

Useful Information

Description and Purpose:

This DEF Sensor is a Genuine International / Navistar part, identified by Part number: 4157846C91, and comes in new condition. Designed for 7-gallon DEF tanks, it monitors QLS 1% SSI levels accurately, ensuring your SCR system receives the right fluid information at all times. Installing this new sensor helps maintain proper emissions monitoring and keeps your heavy-duty truck running smoothly without unexpected alerts. Interchange Part Number: 2515989C1

Why Replacement is Important:

A worn or malfunctioning DEF sensor can trigger false readings, SCR warnings, or engine derates. Prompt replacement helps avoid downtime and protects the emissions system.

Impact on Vehicle Performance:

Reliable DEF sensing ensures correct fluid dosing, supporting efficient engine operation and preventing performance issues under load.

Manufacturer Information:

International® delivers durable vehicles engineered to meet the demands of regional, long-haul, and vocational applications.

Navistar® designs heavy-duty vehicles and components to deliver reliability, fuel efficiency, and long-lasting service.

Tags & Category: Diesel Exhaust Fluid Sensor, DEF QLS Sensor, International, Navistar, QLS 1% SSI, DEF Tank Sensor, 7 Gallon DEF Tank, DEF Quality Level Sensor, SCR System Sensor, Emissions Control Component, Heavy Duty Truck DEF 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.

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  • Icon Truck, Fast Delivery
    Free shipping over $199 Place an order today and receive it on Mar 6
  • Clock Icon
    Orders placed before 7-PM EST will ship same business day
  • Location icon, warehouse pickup point.
    Pickup available usually ready in 24 hours
  • Need it fast? We offer overnight shipping

    Contact us to check if overnight next-day delivery is available for your order - PN: 4157846C91