Strengthen Exhaust Cleanup on Cummins B6.7 & L9 (2018–2024)
What is it?
The Cummins B6.7, L9 SCR OEM 5418488 is a key emissions aftertreatment component that helps reduce nitrogen oxide (NOx) pollution from the exhaust of your diesel engine. Working hand-in-hand with the diesel exhaust fluid (DEF) system, this SCR assembly supports the transformation of exhaust gases into cleaner compounds before they exit the vehicle, helping maintain emissions compliance and steady engine performance.
Why choose OEM 5418488?
Built to meet Cummins’ original specifications for both B6.7 and L9 engines manufactured between 2018 and 2024, this SCR assembly delivers proper fitment and reliable integration with your truck’s factory aftertreatment system. Choosing a genuine OEM-matched part like 5418488 helps reduce the risk of emissions-related fault codes, warning lights, and engine derates — giving you confidence in compatibility and long-term operation.
Key Benefits
✅ Compatible with Cummins B6.7 & L9 engines (2018–2024)
✅ Supports effective NOx reduction with DEF
✅ Helps reduce emissions system alerts and interruptions
✅ Built to withstand high exhaust temperatures and harsh conditions
✅ Direct-fit design for straightforward installation
Applications
This SCR assembly is ideal for on-highway trucks, commercial fleets, and vocational vehicles powered by Cummins B6.7 or L9 engines from 2018–2024. It’s commonly used in delivery trucks, service rigs, and other diesel-powered equipment that depend on consistent emissions control.
Installation Notes
Before installation, allow the exhaust system to cool completely. Inspect related sensors, clamps, gaskets, and mounting hardware for wear, replacing any worn components as needed. Once installed, verify all connections are secure and follow manufacturer-recommended system checks or resets.
Final Thoughts
When emissions performance issues start affecting your Cummins B6.7 or L9 engine, the OEM 5418488 SCR assembly offers a dependable, factory-matched 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.