OE number coverage
2888173 / 2888112 style references, plus confirmed catalog numbers later
Brand collection / DEF injector
Cummins DEF Doser Injectors
Replacement DEF doser injector sourcing page for Cummins SCR systems, built around OE-number matching, engine application checks, and B2B RFQ.
Engine and vehicle fitment
ISX, ISB, QSB, and related diesel engine search paths after verification
Wholesale sourcing path
Built for distributors, repair networks, fleets, and parts buyers who quote by OE reference.
Compatibility confirmation
Brand names guide the matching conversation; final fitment should be confirmed by OE number, sample photo, connector, and application.
Buyer checklist
What the buyer should confirm before quotation.
A useful SCR dosing inquiry combines part evidence, application context, quality expectations, packing needs, and the buyer's business scenario.
Confirm OE/OEM number or replacement reference
Share sample photo, label, and connector view
Confirm vehicle, engine, or SCR system application
Send quantity, destination country, and buyer type
Request neutral or private-label packing if needed
Link back to /def-injectors and /quality for sourcing trust
Internal linking
Related sourcing paths.
DEF Injectors by Engine Brand
Brand collection hub for Cummins, Paccar, Volvo / Mack, Bosch, Detroit, DAF, and MAN DEF injector searches.
DEF / AdBlue Injectors
Parent product category for all DEF and AdBlue injector searches.
Heavy-Duty Trucks
Application page for truck-focused DEF doser searches.
Paccar DEF Injectors
Paccar doser injector sourcing path
Volvo / Mack DEF Injectors
Includes 22391563-style cross-reference planning
Bosch DEF Injectors
0444043017 / 0444043107 and Bosch-style references
RFQ closes the page.
Send OE number, sample photo, application, connector shape, country, quantity, and packing needs.
OE/OEM number
Sample photo
Application
Quantity