Reliable Emission Control for Cummins ISX Engines (2008–2010)
What is it?
The Cummins ISX Diesel Oxidation Catalyst (DOC) for 2008–2010 engines is a vital component that converts harmful exhaust gases—such as carbon monoxide (CO) and unburned hydrocarbons (HC)—into cleaner, safer emissions. It serves as the first stage in the emissions control process, ensuring smooth and compliant engine operation.
Why choose this DOC?
This DOC is engineered for Cummins ISX engines built between 2008 and 2010, offering precise oxidation performance while maintaining optimal exhaust flow. Choosing the correct unit helps prevent backpressure buildup, system faults, and reduced performance caused by mismatched or low-quality parts.
Key Benefits
✅ Designed for Cummins ISX engines (2008–2010)
✅ Converts harmful gases into safer emissions
✅ Protects downstream DPF and SCR components
✅ Built to withstand extreme heat and heavy use
✅ Direct-fit design allows easy installation
Applications
Ideal for heavy-duty trucks, buses, and equipment powered by Cummins ISX engines from 2008 to 2010. This DOC performs efficiently under demanding workloads and long operating hours.
Installation Notes
Allow the exhaust system to cool completely before installation. Remove the existing DOC, inspect flanges, seals, and sensors, and replace if necessary. Install the new catalyst using fresh gaskets, torque bolts to Cummins specifications, and verify all seals. After installation, clear fault codes and perform a drive or regeneration cycle to confirm normal operation.
Final Thoughts
For Cummins ISX engines, this DOC offers dependable oxidation performance, long-lasting durability, and a perfect fit—helping your engine run clean, efficient, and emission-ready.