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A0001404039 Genuine Detroit Diesel DEF Doser Injector
A0001404039 Genuine Detroit Diesel DEF Doser Injector
A0001404039 Genuine Detroit Diesel DEF Doser Injector
A0001404039 Genuine Detroit Diesel DEF Doser Injector

A0001404039 Genuine Detroit Diesel DEF Doser Injector

P/N: A0001404039 Manufactured by: Detroit Diesel
$460.00 - $460.00
$460.00
$460.00 - $460.00
$460.00
1 in Stock
Condition: New
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2-Year Warranty

At Line Truck Parts LLC, we are committed to providing reliable automotive parts and a transparent customer experience. Eligible parts purchased directly from our website are covered by a 2-Year Limited Warranty, giving you added confidence in your purchase. Learn More

Product Overview

The A0001404039 is a genuine Detroit Diesel DEF doser injector designed for DD13 and DD15 diesel engines from 2016 through 2021. This component operates within the selective catalytic reduction (SCR) emissions system, delivering a controlled quantity of Diesel Exhaust Fluid into the exhaust stream.

Product Features

The A0001404039 DEF doser injector is manufactured to Detroit Diesel factory specifications for controlled DEF delivery within compatible diesel engine emissions systems.

  • Designed for Detroit Diesel DD13 and DD15 engines manufactured for 2016–2021 applications.
  • Uses the Emission Solutions UL2 liquid-only metering configuration for DEF delivery.
  • Meters Diesel Exhaust Fluid into the exhaust system during the SCR aftertreatment process.
  • Supports controlled DEF dosing required for nitrogen oxide emissions reduction.
  • Functions as part of the engine's exhaust aftertreatment and emissions control system.
  • Designed to integrate with compatible Detroit Diesel DEF supply and dosing arrangements.

Technical Specifications

Condition New
Part Number A0001404039
Brand Detroit Diesel
Part Type DEF Doser Injector
Years 2016–2021
Engine DD13, DD15
Metering Unit Emission Solutions UL2
Metering Type Liquid-Only
System Selective Catalytic Reduction (SCR)
Application DEF Injection and Exhaust Aftertreatment
Weight 19.65 lb


Installation Notes

The A0001404039 DEF doser injector is designed for installation within compatible Detroit Diesel DD13 and DD15 exhaust aftertreatment systems. Verify the original metering unit configuration, DEF line connections, and electrical interface before installation.

Always confirm the original part number, engine application, and UL2 metering unit compatibility before installation to ensure proper DEF dosing operation.