Cummins ISC 8.3, ISL 9 DOC 2011-2013
Built for Clean Power and Reliable Performance: Cummins ISC 8.3, ISL 9 DOC (2011–2013)
What is it?
The Cummins Diesel Oxidation Catalyst (DOC) is a key component in your engine’s emissions system. Designed for ISC 8.3 and ISL 9 engines, it converts harmful exhaust gases into less harmful emissions, ensuring steady exhaust flow, efficient regeneration, and dependable performance mile after mile.
Why choose this DOC?
Engineered to OEM specifications, this DOC fits Cummins ISC 8.3 and ISL 9 engines manufactured between 2011 and 2013. It restores exhaust system efficiency, supports Diesel Particulate Filter (DPF) operation, and prevents soot buildup that can lead to power loss or reduced fuel economy. Built with durable, corrosion- and heat-resistant materials, it’s made for lasting reliability in demanding applications.
Key Benefits
✅ Designed for Cummins ISC 8.3 and ISL 9 engines (2011–2013)
✅ Converts exhaust gases for improved emissions control
✅ Supports DPF regeneration and balanced exhaust performance
✅ Made with heat- and corrosion-resistant materials
✅ Direct-fit replacement ensures quick, accurate installation
Applications
This DOC fits medium- and heavy-duty Cummins ISC 8.3 and ISL 9 engines from 2011 to 2013. It’s ideal for fleet operators and truck owners who depend on strong emissions control, consistent power, and reliable performance in everyday use.
Installation Notes
Inspect the exhaust system for cracks, leaks, or buildup before installation. Clean all flanges, replace gaskets, and torque bolts according to Cummins specifications. After installation, perform a regeneration cycle to confirm proper exhaust flow and temperature.
Final Thoughts
When your Cummins ISC 8.3 or ISL 9 engine shows signs of restricted exhaust or frequent regenerations, this Diesel Oxidation Catalyst provides a dependable OEM-quality solution. Built for endurance, efficiency, and compliance, it keeps your vehicle road-ready and running strong. Tamerx has it in stock and ready to ship today.