Paccar PX9 DOC 2014-2017

Designed for Power and Clean Operation: Paccar PX9 DOC (2014–2017)

What is it?

The Paccar Diesel Oxidation Catalyst (DOC) is a key part of your truck’s emissions control system. Built for PX9 engines, it converts harmful exhaust gases into less harmful emissions, ensuring steady exhaust flow, efficient regeneration, and reliable performance mile after mile.

Why choose this DOC?

Engineered to OEM specifications, this DOC fits Paccar PX9 engines manufactured between 2014 and 2017. It restores proper exhaust efficiency, supports Diesel Particulate Filter (DPF) performance, and reduces soot buildup that can cause power loss or decreased fuel economy. Constructed from heat- and corrosion-resistant materials, it’s made for long-lasting durability and dependable performance under heavy-duty workloads.

Key Benefits

✅ Designed for Paccar PX9 engines (2014–2017)
✅ Converts exhaust gases for improved emissions efficiency
✅ Supports DPF regeneration and balanced exhaust flow
✅ Built from corrosion- and heat-resistant materials for long service life
✅ Direct-fit replacement ensures fast, precise installation

Applications

This DOC fits medium- and heavy-duty Paccar PX9 engines built from 2014 to 2017. It’s ideal for fleet operators and drivers who rely on consistent emissions performance, long-term reliability, and smooth operation across every route.

Installation Notes

Inspect the exhaust system for cracks, leaks, or soot buildup before installation. Clean all connection flanges, replace gaskets, and torque bolts according to Paccar specifications. After installation, perform a regeneration cycle to verify proper exhaust temperature and system performance.

Final Thoughts

When your Paccar PX9 engine shows signs of restricted exhaust flow or frequent regenerations, this Diesel Oxidation Catalyst offers an OEM-quality replacement built to perform. Designed for endurance, efficiency, and emissions compliance, it keeps your engine reliable, compliant, and road-ready. Tamerx has it in stock and ready to ship today.