Cummins DOC Filter 2022-2024: OEM 4394862

Key Aftertreatment Component for Cummins Diesel Engines (2022–2024)

What is it?
The Cummins DOC Filter OEM 4394862 is a crucial emissions control component located within the Diesel Oxidation Catalyst (DOC) of your engine’s aftertreatment system. Its role is to help oxidize harmful exhaust pollutants—such as hydrocarbons and carbon monoxide—into less harmful compounds before the exhaust continues through the system, contributing to cleaner emissions and improved engine performance.

Why choose OEM 4394862?
This DOC filter is engineered to fit Cummins engines from 2022 to 2024, ensuring precise compatibility and proper integration with your vehicle’s factory aftertreatment hardware. Using an OEM filter helps reduce the risk of system faults, supports consistent emissions control, and offers durability you can rely on throughout daily operation.

Key Benefits
✅ Made for Cummins engines (2022–2024)
✅ Helps reduce hydrocarbons and carbon monoxide emissions
✅ Supports efficient operation of the aftertreatment system
✅ Built to withstand high-temperature exhaust environments
✅ Direct-fit replacement for straightforward installation

Applications
This DOC filter is suitable for a wide range of Cummins-powered commercial trucks, vocational vehicles, delivery rigs, and other diesel equipment manufactured from 2022 through 2024 that require reliable emissions control systems to meet regulatory standards.

Installation Notes
Ensure the exhaust and aftertreatment system are completely cooled before beginning installation. Inspect surrounding sensors, gaskets, and connections for signs of wear or contamination. Follow Cummins-recommended installation procedures and torque specifications to ensure proper sealing and dependable performance. After installation, verify that the emissions system is functioning as expected.

Final Thoughts
When your Cummins engine shows emissions system warnings or diminished aftertreatment efficiency, the OEM 4394862 DOC filter offers a dependable replacement solution. Designed for accurate fit and consistent emissions control, it helps keep your engine compliant and performing efficiently. Tamerx has this DOC filter in stock and ready to ship.