4309349RX | OEM Cummins® Aftertreatment Doser Injector Kit

SKU: 4309349RX MPN: 4309349RX

OEM Fuel Doser Injector, truck part trusted by professionals, supports optimal aftertreatment function. Brand: Cummins. Part Number: 4309349RX. Condition: New. Fits: ISX15 engine (2007–2013) Fits for: Mack, Kenworth, Volvo.

$647.00
No Core Charge
2 in stock

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Product Description

Product Name Aftertreatment Doser Injector Kit Product Name Aftertreatment Doser Injector Kit
Condition New Condition New
Brand Cummins Brand Cummins
Part Number 4309349RX Part Number 4309349RX
Cross Reference 4309349, 4309349NX Cross Reference 4309349, 4309349NX
Engine Compatibility
Cummins ISX15 (2007-2013) Cummins ISX15 (2007-2013)
Vehicle Compatibility
Peterbilt 579, 587, 389, 386 Peterbilt 579, 587, 389, 386
Kenworth T680, T800, T660, W900 Kenworth T680, T800, T660, W900
Freightliner Coronado, Cascadia Freightliner Coronado, Cascadia
International ProStar, LoneStar, 9900i International ProStar, LoneStar, 9900i
Volvo VNL, VNM Volvo VNL, VNM
Mack Pinnacle, Vision Mack Pinnacle, Vision
Western Star 4900, 5700XE Western Star 4900, 5700XE
Spec Description
Shipment Height 2.25 In Shipment Height 2.25 In
Shipment Length 4.625 In Shipment Length 4.625 In
Shipment Width 3.875 In Shipment Width 3.875 In

Useful Information

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.

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  • 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: 4309349RX