2122909PE | Genuine Paccar® Diesel Exhaust Fluid (DEF) Filter for MX engines

Description and Purpose:

The Genuine Paccar Diesel Exhaust Fluid (DEF) Filter, Part number: 2122909PE, comes in new condition and serves as a critical component in heavy-duty truck SCR systems. Designed for MX-series engines, including Cummins ISB, Cummins QSB, and Detroit DD13/DD15/DD16, this DEF filter ensures precise urea fluid filtration, protecting the aftertreatment system and maintaining consistent emissions control. Its robust design guarantees reliable operation under high-demand commercial vehicle conditions. Cross reference: 2122909

Why Replacement is Important:

A clogged or degraded DEF filter can reduce SCR system efficiency, increase emissions, and risk damage to downstream components in the aftertreatment system.

Impact on Vehicle Performance:

With the correct DEF filter installed, trucks maintain optimal emissions compliance, prevent DEF system failures, and ensure smooth engine and SCR operation.

Manufacturer Information:

Paccar® is a leading manufacturer of commercial trucks and components, recognized for engineering excellence, durability, and dependable performance across global markets.

Tags & Category: DEF Filter, Diesel Exhaust Fluid Filter, Paccar, Cummins ISB, Cummins QSB, Detroit DD13, Detroit DD15, Detroit DD16, Paccar MX Series, EPA17 Emissions, SCR System Filter, Aftertreatment DEF Filter, Heavy Duty Truck DEF System, Diesel Emissions Filter, Selective Catalytic Reduction Filter, Engine Aftertreatment Component

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.