The Selective Catalytic Reduction (SCR) system is a critical part of the exhaust aftertreatment setup in diesel engines. In Cummins B6.7 applications, the SCR assembly helps process exhaust gases after they pass through earlier filtration stages, reducing harmful emissions before they exit the vehicle. By working with Diesel Exhaust Fluid (DEF), this component supports cleaner exhaust output and proper system function across a wide range of operating conditions.
-
Converts Harmful Exhaust Gases into Safer Output
The SCR module enables a chemical reaction that transforms nitrogen oxides (NOx) into nitrogen and water vapor, helping reduce pollutants released into the atmosphere. -
Designed for 2022–2024 Cummins B6.7 Engines
This assembly is built specifically for late-model Cummins B6.7 engines, ensuring compatibility with updated emissions systems used in newer medium-duty and commercial vehicles. -
Functions as Part of the Outlet Catalyst Module
As part of the outlet catalyst system, this SCR unit works after the DPF stage, handling remaining emissions to complete the exhaust treatment process. -
Supports Integrated Aftertreatment Operation
The SCR system works alongside sensors, DEF dosing components, and engine controls to maintain balanced emissions processing and consistent system communication. -
Built for Commercial and Heavy-Duty Applications
Designed for use in delivery trucks, vocational vehicles, and regional transport platforms, this SCR assembly is constructed to handle demanding exhaust flow and high-temperature environments.
The SCR assembly is a vital component in maintaining proper exhaust treatment in diesel-powered vehicles. For Cummins B6.7 engines, using the correct SCR unit helps ensure consistent emissions control and supports the overall function of the engine’s aftertreatment system in everyday operation.





































