04-31354-000 | Genuine Freightliner® Diesel Exhaust Fluid (DEF) Header 18"

SKU: 04-31354-000 MPN: 04-31354-000

Experience dependable DEF system operation with Genuine Diesel Exhaust Fluid (DEF) Header. Brand: Freightliner. Part number: 04-31354-000. Condition: new. Digital CANbus sensor monitors flow in real-time

$2,849.00
No Core Charge
3 in stock

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Contact us to check if overnight next-day delivery is available for your order - PN: 04-31354-000

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Product Description

Product Name Diesel Exhaust Fluid (DEF) Header Product Name Diesel Exhaust Fluid (DEF) Header
Condition New Condition New
Brand Freightliner® Brand Freightliner®
Part Number 04-31354-000 Part Number 04-31354-000
Cross Reference 0431354000 Cross Reference 0431354000
Interchange Part Numbers 04-31354-001, 0431354001, 04-35649-000, 0435649000 Interchange Part Numbers 04-31354-001, 0431354001, 04-35649-000, 0435649000
Specifications
Sensor Type Digital (canbus) Sensor Type Digital (canbus)
DEF Header Height (IN) 18 (17.5) DEF Header Height (IN) 18 (17.5)
DEF Suction Fitting Dia. (IN) 5/16 SAE J2044 DEF Suction Fitting Dia. (IN) 5/16 SAE J2044
DEF Return Fitting Dia. (IN) 3/8 SAE J2044 DEF Return Fitting Dia. (IN) 3/8 SAE J2044
Coolant Inlet Fitting Dia. (IN) VDA NW08 Nipple Coolant Inlet Fitting Dia. (IN) VDA NW08 Nipple
Coolant Outlet Fitting Dia. (IN) VDA NW08 Nipple Coolant Outlet Fitting Dia. (IN) VDA NW08 Nipple
In-Tank Filter 40µ In-Tank Filter 40µ
Tank Interface 6 Bolt Tank Interface 6 Bolt
Operating Voltage Range 9 to 32V Operating Voltage Range 9 to 32V

Useful Information

Description and Purpose:

This Diesel Exhaust Fluid Header is a genuine Freightliner part, carrying Part number: 04-31354-000 and arriving in new condition. It controls the canbus sensor, handles the DEF suction and return fittings, and manages the coolant connections while mounting securely on a 6-bolt DEF tank. Designed to keep the SCR system running smoothly, it ensures reliable emissions control for your truck. Cross reference: 0431354000; Interchange part numbers: 04-31354-001, 0431354001, 04-35649-000, 0435649000

Why Replacement is Important:

Replacing a worn or damaged DEF Header prevents dosing errors, warning lights, and engine interruptions, keeping your SCR system operating efficiently.

Impact on Vehicle Performance:

Maintains accurate DEF delivery, ensures consistent SCR performance, and keeps emissions compliance intact.

Manufacturer Information: 

Freightliner® stands for innovation and durability, supplying components built to optimize uptime and keep transportation moving forward.

Tags & Category: Diesel Exhaust Fluid Header, DEF Tank Header, Freightliner DEF Header, DEF Header with Sensor, DEF Level Sensor, DEF Suction and Return Fittings, DEF Coolant Line Connector, Digital Canbus DEF Sensor, DEF Header Assembly, DEF Tank Module, DEF Header Freightliner 6 Bolt, DEF System Components, Emissions Control Parts, SCR System DEF Header, Genuine Freightliner DEF Header, DEF Header Replacement, Heavy Duty Truck DEF Header

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: 04-31354-000