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

SKU: 8-98185-743-2 MPN: 8-98185-743-2

Reliable DEF dosing for your heavy-duty Isuzu truck. Genuine DEF Doser Injector, Brand: Isuzu, Part Number: 8-98185-743-2, Condition: New. Fits: FTR, NPR-HD, NPR-XD, NQR, NRR (2011–2025) Cummins engine models.

$209.00
No Core Charge
3 in stock

Need it fast? We offer overnight shipping

Contact us to check if overnight next-day delivery is available for your order - PN: 8-98185-743-2

  • Free shipping over $199 Order today — get it
  • Clock Icon
    Orders before 7 PM EST ship same business day
  • Location icon, warehouse pickup point.
    Pickup available. Usually ready in 24 hours

Product Description

Product Name Def Doser Injector Product Name Def Doser Injector
Condition New Condition New
Brand Isuzu Brand Isuzu
Part Number 8-98185-743-2 Part Number 8-98185-743-2
Cross reference 8-98185-743-0, 8-98185-743-1, 98185743 Cross reference 8-98185-743-0, 8-98185-743-1, 98185743
Type DEF injector Type DEF injector
Engine Compatibility
Engine Cummins Engine Cummins
Vehicle Compatibility
Isuzu FTR, NPR-HD, NPR-XD, NQR, NRR (2011-2025) Isuzu FTR, NPR-HD, NPR-XD, NQR, NRR (2011-2025)
Others Volvo, Kenworth, Freightliner Others Volvo, Kenworth, Freightliner
Spec Description
Voltage 12-24V Voltage 12-24V

Useful Information

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.

Customer Reviews

Be the first to write a review
0%
(0)
0%
(0)
0%
(0)
0%
(0)
0%
(0)
  • 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: 8-98185-743-2