Advance Emissions Reliability for Cummins X15 (2018–2024)
What is it?
The Cummins X15 SCR OEM 4394994 is a core emissions aftertreatment component that helps reduce nitrogen oxide (NOx) pollutants found in diesel exhaust. Working with the diesel exhaust fluid (DEF) system, this SCR assembly supports the conversion of exhaust gases into cleaner byproducts before they exit the vehicle, helping your engine meet emissions regulations while sustaining steady performance.
Why choose OEM 4394994?
Manufactured to Cummins’ original standards for X15 engines built between 2018 and 2024, this OEM SCR assembly ensures proper fit and seamless integration with your engine’s factory aftertreatment system. With a genuine Cummins-matched part, you can help reduce the chance of emissions fault codes, warning lights, and unnecessary engine derates, giving you reliable operation over time.
Key Benefits
✅ Designed for Cummins X15 engines (2018–2024)
✅ Supports effective NOx reduction with DEF
✅ Helps lower the frequency of emissions warnings
✅ Built to withstand high exhaust heat and daily use
✅ Direct-fit design for smoother installation
Applications
This SCR assembly is ideal for heavy-duty commercial trucks, long-haul tractors, and vocational vehicles equipped with Cummins X15 engines from 2018 through 2024. It’s commonly used in fleet transport, freight hauling, and regional hauling where dependable emissions performance is essential.
Installation Notes
Before installation, allow the exhaust system to cool completely. Check surrounding sensors, mounting hardware, gaskets, and clamps for wear, and replace any worn components as needed. Once installed, verify all connections are secure and follow manufacturer-recommended system checks or resets.
Final Thoughts
When emissions issues begin to affect your Cummins X15 engine, the OEM 4394994 SCR assembly delivers a dependable, factory-aligned replacement solution. Designed for correct fitment and consistent performance, it helps keep your vehicle compliant and ready for the road. Tamerx has this SCR assembly in stock and ready to ship.