Enhanced Exhaust Filtration for Cummins L9 Engines (2022–2024)
What is it?
The Cummins L9 DOC Filter OEM 4394695 is a vital emissions control component housed within the Diesel Oxidation Catalyst (DOC) of your engine’s aftertreatment system. Its function is to help oxidize harmful exhaust byproducts—such as hydrocarbons and carbon monoxide—into less harmful compounds before the exhaust travels through the rest of the emissions hardware, promoting cleaner emissions and efficient engine performance.
Why choose OEM 4394695?
This DOC filter is engineered specifically for Cummins L9 engines manufactured from 2022 to 2024. Its precise OEM fit and construction provide dependable integration with your vehicle’s original aftertreatment components, helping reduce the risk of emissions faults and maintain consistent operation. With genuine OEM quality, you get durability and reliable emissions control that you can trust.
Key Benefits
✅ Designed for Cummins L9 engines (2022–2024)
✅ Helps reduce hydrocarbons and carbon monoxide in exhaust
✅ Supports smooth aftertreatment system performance
✅ Built to withstand high-temperature exhaust environments
✅ Direct-fit replacement for simpler installation
Applications
This DOC filter suits Cummins L9-powered commercial trucks, vocational vehicles, delivery fleets, and other diesel equipment manufactured between 2022 and 2024 that rely on effective emissions control systems for everyday performance.
Installation Notes
Before installation, ensure the exhaust and aftertreatment system are completely cooled. Inspect nearby sensors, gaskets, and connections for signs of wear or contamination. Follow Cummins-recommended installation procedures and torque specifications to ensure proper sealing and optimal system performance. After installation, verify that the emissions system is functioning correctly.
Final Thoughts
If your Cummins L9 engine shows emissions-related warnings or diminished aftertreatment performance, the OEM 4394695 DOC filter offers a dependable, OE-grade replacement solution. Designed for accurate 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.