null
Shop by Make, Model & Year

BESTfit Cummins DEF Doser Injector Replaces 5506855, A050S599, 4377650 For Cummins

BESTFIT TRUCK PARTS

SKU:
29-06070040

BESTfit Cummins DEF Doser Injector Replaces 5506855, A050S599, 4377650 For Cummins

SKU:
29-06070040

BESTFIT TRUCK PARTS

$715.99
SKU:
29-06070040
Shipping:
Calculated at Checkout
  • BESTfit Cummins DEF Doser Injector Replaces 5506855, A050S599, 4377650 For Cummins
  • BESTfit Cummins DEF Doser Injector Replaces 5506855, A050S599, 4377650 For Cummins
  • BESTfit Cummins DEF Doser Injector Replaces 5506855, A050S599, 4377650 For Cummins
  • BESTfit Cummins DEF Doser Injector Replaces 5506855, A050S599, 4377650 For Cummins
In Stock & Ready To Ship! Order in the next %HOUR% and %MINUTE% to ship today.
In Stock & Ready To Ship! Order in the next %MINUTE% to ship today.
In Stock & Ready To Ship! Order in the next %HOUR% and %MINUTE% to ship tomorrow.
In Stock & Ready To Ship! Order in the next %MINUTE% to ship tomorrow.
In Stock & Ready To Ship! Order now to ship Monday.
BESTfit Cummins DEF Doser Injector Replaces 5506855, A050S599, 4377650 For Cummins

BESTfit Cummins DEF Doser Injector Replaces 5506855, A050S599, 4377650 For Cummins

$715.99

Description

Cummins Diesel Exhaust Fluid Doser Injector By BESTfit

Maintain peak emissions system performance with the BESTfit Cummins DEF Doser Injector, a reliable replacement for 5506855, A050S599, and 4377650. Designed specifically for Cummins SCR applications, this diesel exhaust fluid injector ensures accurate dosing to support proper catalyst function and reduce harmful NOx emissions. Built for consistent performance under demanding operating conditions, it promotes cleaner combustion and improved system efficiency. The unit includes an integrated electrical connector along with a factory-installed nozzle and housing for easy installation and secure fitment. When durability and emissions compliance matter, BESTfit provides a trusted DEF dosing solution for your fleet.

* High Quality Diesel Exhaust Fluid Doser Injector
* Designed For SCR Emissions Systems
* Supports Proper SCR Catalyst Operation
* Helps Reduce NOx Emissions
* Includes:
  - (1) DEF Doser Injector
  - Integrated Electrical Connector
  - Factory Installed Nozzle And Housing
* Sold Individually
* Warranty On Diesel Exhaust Fluid Doser Injectors Against Defects In Workmanship & Material From Date Of Purchase

*** High Quality Aftermarket Replacement Part (Not OEM)***

* Cross Ref 4354281 4354281NX 4354281RX 4377650 4377650NX 4377650RX 5472967 5472967NX 5472967RX 5506855 5506855NX 5506855RX 5578983 5578983NX 5578983RX A050S599 A061L203

** This Item Ships Direct From The Manufacturer And Will Arrive In A Separate Package And Possibly A Different Time Than The Balance Of Your Order **

Fitment

** Fits Makes & Models W/ Cummins Engines

Additional Information

Product Type:
Fuel Tanks
Style Options:
Cummins
Make:
Universal Items
View AllClose

Don't See What You Are Looking For? Contact One Of Our Parts Pros at 888-875-7787


Buying the Right Part:
 To the best of our knowledge, all application information and photos are accurate.  There can be application errors from manufacturers and technical support from time to time.  Therefore, we recommend you do the following to insure you order the correct parts:


1)    Make sure ALL the vehicle information you provide is correct
2)    Feel free to contact one of our Customer Service team members to clarify what you are wanting to order
3)    Compare web photos with your old part
4)    When the part arrives, compare it to the old part prior to installation


Four State Trucks assumes no liability related to product use and fitment.  Buyers are solely responsible to insure that product use and fitment is consistent with their truck or application. 


Introducing the Official 4 State Trucks Mobile App – Gear Up On the Go!