Drive Clean, Breathe Confident: Paccar PX8 DOC 2011–2013
What is it?
The Paccar PX8 Diesel Oxidation Catalyst (DOC) is a vital emissions device designed for PX8 engines made between 2011 and 2013. It transforms harmful exhaust gases—like hydrocarbons and carbon monoxide—into cleaner compounds, helping your engine meet emissions standards and operate smoothly.
Why choose this DOC?
Manufactured specifically for 2011–2013 Paccar PX8 engines, this DOC ensures perfect compatibility and reliable performance. It restores proper emissions control, reduces soot buildup, and maintains healthy exhaust flow across various driving conditions.
Key Benefits
✅ Converts harmful exhaust gases to cleaner emissions
✅ Enhances exhaust flow and system efficiency
✅ Engineered for durability under high temperatures
✅ Direct-fit design—no modifications required
✅ Meets OEM-level quality and reliability standards
Applications
This DOC is ideal for Paccar PX8 engines (2011–2013) found in medium- and heavy-duty trucks that demand consistent performance, emissions compliance, and long-term reliability.
Installation Notes
Before installation, clean the exhaust passages to eliminate carbon deposits and residue. Use new gaskets and clamps for a secure, leak-proof fit. After installing, run diagnostics and confirm proper exhaust flow and emissions output.
Final Thoughts
When your PX8 engine faces emissions faults, smoke, or backpressure issues, replacing the DOC is the solution. The Tamerx PX8 DOC restores clean operation, ensures compliance, and gives you confidence that your truck’s emissions system is ready for the road.