Clean Power That Delivers: Navistar MaxxForce 7 DT DOC (2011–2013)
What is it?
The Navistar MaxxForce 7 DT Diesel Oxidation Catalyst (DOC) for 2011–2013 engines is an essential emissions component designed to convert harmful exhaust gases—like carbon monoxide (CO) and unburned hydrocarbons (HC)—into cleaner emissions. This process helps reduce pollution while maintaining optimal engine efficiency and smooth performance.
Why choose this DOC?
Specifically built for Navistar MaxxForce 7 and DT engines manufactured between 2011 and 2013, this DOC ensures proper oxidation and steady exhaust flow. Its precision design minimizes backpressure, supports downstream DPF and SCR systems, and helps maintain emission compliance without sacrificing reliability.
Key Benefits
✅ Tailored for Navistar MaxxForce 7 and DT engines (2011–2013)
✅ Reduces harmful emissions for a cleaner, compliant engine
✅ Supports consistent airflow and efficient DPF performance
✅ Built for durability under heat and heavy use
✅ Direct-fit construction for a quick, reliable installation
Applications
Perfect for commercial trucks, buses, and fleet vehicles powered by Navistar MaxxForce 7 and DT engines from 2011–2013. This DOC serves as the first line of defense in your emissions system, ensuring cleaner exhaust and dependable performance on every route.
Installation Notes
Ensure the exhaust system is completely cool before starting. Remove the existing DOC, inspect connected components—pipes, sensors, and clamps—for damage, and replace as needed. Install the new DOC with fresh gaskets, torque bolts to Navistar specifications, and clear diagnostic codes. Run a short drive or regeneration cycle to verify proper operation.
Final Thoughts
The Navistar MaxxForce 7 DT DOC (2011–2013) is designed to deliver lasting reliability, clean emissions, and seamless performance. Built tough for the long haul, it keeps your engine running efficiently and your vehicle ready for the demands of the road.