8-98185-743-2 | Genuine Isuzu® Def Doser Injector

Description and Purpose:

This OEM DEF Doser Injector ensures accurate urea delivery into the SCR system to reduce harmful NOx emissions in diesel engines. It is engineered for Isuzu vehicles like NPR-HD, NPR-XD, FTR, NQR, and NRR manufactured between 2011 and 2025, fitted with Cummins powertrains. Condition: New, Part Number: 8-98185-743-2, Brand: Isuzu. Proper DEF dosing supports consistent exhaust aftertreatment and is essential for meeting federal emission regulations in commercial fleet operations. Cross reference: 8-98185-743-0, 8-98185-743-1, 98185743

Why Replacement is Important:

A malfunctioning injector may cause emission faults, performance loss, or engine derate. Replacing a defective unit restores proper dosing and helps prevent costly damage to the SCR system and related components.

Impact on Vehicle Performance:

Efficient DEF injection supports optimal engine performance, reduces fuel penalties, and keeps the vehicle in compliance with on-road emissions laws. It contributes to better reliability and lower total cost of operation over time.

Manufacturer Information:

Isuzu® stands for practical strength, offering dependable transport solutions for commercial and industrial use.

Tags & Category: DEF Injector, SCR Injector, DEF Doser, Urea Injector, DEF System, Emission Control, Diesel Emission, Doser Valve, DEF (SCR) Injectors

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.