597-4344 | Genuine CAT® Diesel Exhaust Fluid (DEF) Injector

SKU: 597-4344 MPN: 597-4344

Accurate DEF dosing starts with the Genuine Diesel Exhaust Fluid Injector by Caterpillar, carrying Part Number: 597-4344 and supplied new for a wide range of Caterpillar construction and compaction equipment using C4.4-powered systems.

$1,149.00
No Core Charge
3 in stock

Pickup available at Warehouse - Howard st 7092 ste F

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: 597-4344

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    Orders before 7 PM EST ship same business day
  • Location icon, warehouse pickup point.
    Pickup available. Usually ready in 24 hours

Product Description

Product Name Diesel Exhaust Fluid Injector Product Name Diesel Exhaust Fluid Injector
Condition New Condition New
Brand Caterpillar® Brand Caterpillar®
Part Number 597-4344 Part Number 597-4344
Cross Reference 5974344, 597 4344 Cross Reference 5974344, 597 4344
Vehicle Compatibility
Asphalt Compactor CB13 Asphalt Compactor CB13
Track-Type Tractor D6K2 XL, D6K2, D4, D6K2 LGP Track-Type Tractor D6K2 XL, D6K2, D4, D6K2 LGP
Engine - Machine C4.4 Engine - Machine C4.4
Knuckleboom Loader 2384D, 559D, 2484D, 579D Knuckleboom Loader 2384D, 559D, 2484D, 579D
Wheeled Excavator M323F Wheeled Excavator M323F
Pipelayer PL61 Pipelayer PL61
Soil Compactor CP14, CS16 Soil Compactor CP14, CS16
Excavator 320, 323F OEM, 320F L, M315F, 323F SA, 325F LCR, M317F, 323F LN, 323F, 320 GC, 325F Excavator 320, 323F OEM, 320F L, M315F, 323F SA, 325F LCR, M317F, 323F LN, 323F, 320 GC, 325F
Vibratory Compactor CS-76B, CS-78B Vibratory Compactor CS-76B, CS-78B
Mobile Hyd Power Unit 323F OEM Mobile Hyd Power Unit 323F OEM

Useful Information

Description and Purpose:

Controlling the delivery of diesel exhaust fluid into the aftertreatment system, the Diesel Exhaust Fluid Injector from Genuine Caterpillar, identified by Part Number: 597-4344 and offered in new condition, helps ensure accurate DEF dosing for emissions-control processes. The injector supports reliable SCR system operation across a range of Caterpillar equipment, including excavators, compactors, pipelayers, loaders, tractors, and machines powered by C4.4 engines. Cross Reference: 5974344, 597 4344.

Why Replacement is Important:

A worn or clogged DEF injector can affect fluid distribution, resulting in emissions-system faults and reduced aftertreatment efficiency.

Impact on Vehicle Performance:

Consistent DEF dosing supports proper SCR operation, stable emissions-system performance, and dependable equipment functionality.

Manufacturer Information:

Caterpillar® is a leading manufacturer of construction, mining, and industrial equipment, recognized worldwide for durable machinery, advanced engineering, and components designed for demanding operating conditions.

Tags & Category: DEF Injector, DEF Doser, Fluid Injector, Exhaust Fluid, DEF System, SCR System, Diesel Exhaust, Dosing Valve, Injector Valve

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: 597-4344