Cummins L9 DOC Filter 2022-2024: OEM 4394695

Comprehensive Emissions Filter for Cummins L9 (2022–2024)

What is it?
The Cummins L9 DOC Filter OEM 4394695 is a critical emissions control component housed within the Diesel Oxidation Catalyst (DOC) of your engine’s aftertreatment system. It helps oxidize harmful exhaust pollutants—such as hydrocarbons and carbon monoxide—into less harmful compounds before the exhaust continues through the rest of the emissions system, aiding cleaner exhaust output and efficient engine performance.

Why choose OEM 4394695?
This DOC filter is engineered specifically for Cummins L9 engines manufactured between 2022 and 2024. Its exact OEM-grade construction ensures a proper fit and seamless integration with your vehicle’s original aftertreatment hardware. Using a genuine OEM filter helps reduce the risk of emissions faults, maintain consistent system performance, and enhance durability under regular operating conditions.

Key Benefits
✅ Designed for Cummins L9 engines (2022–2024)
✅ Helps reduce hydrocarbons and carbon monoxide in exhaust
✅ Supports smoother aftertreatment system performance
✅ Built to tolerate high exhaust temperature environments
✅ Direct-fit replacement for straightforward installation

Applications
This DOC filter is ideal for Cummins L9-powered commercial trucks, vocational vehicles, delivery fleets, and other diesel equipment manufactured between 2022 and 2024 that rely on compliant emissions control systems for daily operation.

Installation Notes
Before installing, ensure the exhaust and aftertreatment system are fully cooled. Inspect surrounding sensors, gaskets, and connections for wear or contamination. Follow Cummins-recommended installation procedures and torque specifications to ensure proper sealing and dependable function. After installation, verify that the emissions system is working correctly.

Final Thoughts
If your Cummins L9 engine shows emissions-related warnings or reduced aftertreatment performance, the OEM 4394695 DOC filter offers a dependable, OE-grade replacement solution. Designed for precise fit and consistent emissions control, it helps keep your engine compliant and running efficiently. Tamerx has this DOC filter in stock and ready to ship.