4309349RX | OEM Cummins® Aftertreatment Doser Injector Kit

Description and Purpose:

This Genuine Cummins Aftertreatment Fuel Doser Injector Kit is specifically designed for ISX15 engines (2007–2013). It ensures accurate fuel delivery during emissions treatment cycles, supporting proper DPF and SCR function in commercial trucks. Part number: 4309349RX. Condition: New. Cross reference: 4309349, 4309349NX

Why Replacement is Important:

A failing doser injector can disrupt aftertreatment regeneration, resulting in performance issues and check engine warnings. Replacing the injector ensures reliable emissions system operation and regulatory compliance.

Impact on Vehicle Performance:

Delivers consistent performance in high-temperature zones, supporting full regeneration and uninterrupted engine operation.

Manufacturer Information:

Cummins® powers the world with heavy-duty engines and components built to excel in demanding real-world conditions.

Tags & Category: Doser Injector Kit, Engine Parts, Emissions & Aftertreatment, Fuel System Components, Cummins ISX Parts, OEM Cummins Injectors, Cummins ISX Doser Injector, Cummins Injector Kit, OEM Cummins Parts, Cummins Injector, Cummins ISX Fuel Injector, Injector, Injector Kit, Diesel Doser Injector Cummins.

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.