8-98268-811-3 | Genuine Isuzu® DEF Doser Pump with 5 connectors for NRR, NQR

Description and Purpose:

This Genuine Isuzu DEF Doser Pump comes in new condition and carries Part number: 8-98268-811-3. Designed for NPR-HD, NPR-XD, NRR, and NQR trucks (2011–2024), it features a 5-pin connector for precise DEF delivery. The pump ensures accurate dosing for the SCR aftertreatment system, maintaining emissions compliance and supporting engine reliability under demanding conditions. Its robust construction handles heavy-duty cycles, reducing downtime and protecting downstream components. Cross reference: 8982688113

Why Replacement is Important:

A worn or malfunctioning DEF pump can lead to inaccurate fluid delivery, emissions warnings, or engine derates. Replacing with a genuine unit restores SCR accuracy and prevents costly downtime.

Impact on Vehicle Performance:

Proper DEF dosing supports smooth SCR operation, helping avoid engine power limitations and ensuring emissions systems function correctly.

Manufacturer Information:

Isuzu® is a global leader in commercial vehicles and diesel engines, known for durability, reliability, and efficient performance.

Tags & Category: DEF Doser Pump, 5-Pin Connector, Isuzu, NPR-HD, NPR-XD, NRR, NQR, 2011–2024, Diesel Exhaust Fluid Pump, SCR System, Aftertreatment, Emissions Control, OEM Isuzu Part, DEF Supply Module, Heavy Duty Truck.

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.