4254201C91 | Genuine International® / Navistar® 9.5 Gallon Def Tank QLS Sensor Head

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Description

4254201C91 | Genuine International® / Navistar® 9.5 Gallon Def Tank QLS Sensor HeadDescription and Purpose: Part number: 4254201C91 is a new Genuine International Navistar DEF Tank QLS Sensor Head built specifically for 9. 5 gallon systems. Instead of simply reading the tank, this flange mounted unit constantly evaluates DEF purity and accurate fluid level before the system even considers dosing. It communicates digitally through the QLS interface, keeping the SCR system from guessing and relying on precise data instead. Why

Replacing a worn or damaged DEF inlet hose is essential for maintaining proper DEF flow

A clogged DPF increases exhaust backpressure

it ensures consistent performance and proper fit on Freightliner models

is an American holding company formed in 1986

Replacing avoids breakdowns

Navistar® is committed to engineering reliable and efficient trucks for diverse industries

This Alliance® fuel water separator has a 7-micron filtration rating

wiring harnesses can deteriorate from heat

Heavy Duty Truck Sensor

is designed for precise fuel delivery in demanding diesel applications

Built to handle heavy-duty torque

Sleeper Cab Panel