Cummins ISL SCR Filter 2013-2018: OEM 4376445

Efficient Aftertreatment Partner: Cummins ISL SCR Filter (2013–2018, OEM 4376445)

What is it?
The Cummins ISL SCR Filter (OEM 4376445) is a component of the Selective Catalytic Reduction system for ISL engines built between 2013 and 2018. It works to convert nitrogen oxides (NOₓ) within exhaust gases into harmless nitrogen and water vapor—helping your system meet environmental standards while maintaining exhaust flow.

Why choose OEM 4376445?
Built to meet Cummins’ exacting specifications, this SCR filter offers proper chemical conversion and flow balance designed for the ISL platform. Using the genuine part helps avoid problems such as reduced NOₓ conversion efficiency, filter clogging, or compatibility issues that may occur with mismatched or low-grade alternatives.

Key Benefits
✅ Crafted for Cummins ISL engines (2013–2018)
✅ Transforms NOₓ emissions into safe byproducts
✅ Helps manage exhaust system balance
✅ Constructed to endure high temperatures and extended use
✅ Direct-fit design for precise and smooth installation

Applications
This SCR filter is ideal for medium-duty trucks, industrial equipment, and vehicles using Cummins ISL engines from 2013–2018. It ensures your emission control system remains effective under road or jobsite conditions.

Installation Notes
Begin with the engine and exhaust system cool. Remove the old SCR filter and inspect downstream piping, sensors, and seals. Install the new unit using fresh gaskets, torque all connections to Cummins specifications, and confirm sealing integrity. Afterward, run diagnostics or monitor exhaust behavior during operation to ensure the system functions correctly.

Final Thoughts
For dependable emission control in ISL engines, the OEM 4376445 SCR Filter delivers the durability, correct fit, and performance needed to support your vehicle’s aftertreatment system.