Drive Clean and Run Strong: Cummins ISB DOC (2008–2010)
What is it?
The Cummins Diesel Oxidation Catalyst (DOC) is a vital part of your engine’s emissions system, designed to convert harmful exhaust gases into cleaner emissions. For ISB engines, it helps reduce hydrocarbons and carbon monoxide, ensuring smoother performance, cleaner operation, and compliance with emissions regulations.
Why choose this DOC?
Built to OEM standards, this DOC is designed specifically for Cummins ISB engines from 2008–2010. It restores proper exhaust flow, supports the Diesel Particulate Filter (DPF) during regeneration, and helps prevent common issues like soot buildup or backpressure. Its durable, heat-resistant construction ensures long-lasting performance even in the toughest working environments.
Key Benefits
✅ Designed for Cummins ISB engines (2008–2010)
✅ Converts harmful exhaust gases into cleaner emissions
✅ Improves DPF efficiency and regeneration performance
✅ Resistant to corrosion, heat, and vibration
✅ Direct-fit replacement for quick and secure installation
Applications
This DOC fits Cummins ISB engines found in medium-duty trucks, buses, and vocational vehicles produced between 2008 and 2010. It’s ideal for fleets and operators who depend on consistent emissions performance and reliable exhaust system function.
Installation Notes
Before installing, inspect the exhaust system for leaks, cracks, or buildup. Clean all connection points, replace gaskets, and torque bolts to manufacturer specifications. After installation, perform a regeneration cycle to confirm proper exhaust flow and system performance.
Final Thoughts
When your Cummins ISB engine shows signs of reduced exhaust efficiency or frequent regenerations, this Diesel Oxidation Catalyst provides a dependable OE-quality solution. Built for durability, compliance, and consistent performance, it helps your truck stay clean, powerful, and road-ready. Tamerx has it in stock and ready to ship today.