Cummins ISB DOC 2008-2010

Dependable Emissions Performance Starts Here: Cummins ISB DOC (2008–2010)

What is it?

The Cummins Diesel Oxidation Catalyst (DOC) is a key emissions component that helps convert harmful exhaust gases into less harmful emissions. Designed for ISB engines, it maintains steady exhaust flow and supports efficient engine performance while ensuring compliance with emissions regulations.

Why choose this DOC?

Engineered to OEM specifications, this DOC fits Cummins ISB engines manufactured between 2008 and 2010. It restores exhaust efficiency, enhances Diesel Particulate Filter (DPF) performance, and helps reduce soot buildup that can limit power or cause frequent regenerations. Built with durable, heat-resistant materials, it delivers long-lasting reliability in demanding work environments.

Key Benefits

✅ Designed for Cummins ISB engines (2008–2010)
✅ Improves exhaust flow and overall emissions control
✅ Supports optimal DPF operation and extended system life
✅ Resistant to heat, corrosion, and vibration
✅ Direct-fit replacement ensures simple and accurate installation

Applications

This DOC fits Cummins ISB engines used in medium-duty trucks, buses, and vocational vehicles produced from 2008 to 2010. It’s ideal for fleet owners and drivers who need consistent emissions performance and reliable exhaust system operation.

Installation Notes

Before installation, inspect the exhaust system for damage, buildup, or leaks. Clean all flange connections, replace gaskets, and torque bolts to Cummins specifications. After installation, perform a regeneration cycle to verify proper exhaust temperature and performance.

Final Thoughts

When your Cummins ISB engine begins showing signs of restricted exhaust or frequent regenerations, this Diesel Oxidation Catalyst offers the OEM-quality reliability you need. Built for durability, performance, and efficiency, it keeps your vehicle working hard and running right. Tamerx has it in stock and ready to ship today.