Empower Cleaner Performance with Paccar PX8 DOC 2011–2013
What is it?
The Paccar PX8 Diesel Oxidation Catalyst (DOC) is a crucial emissions control component for PX8 engines from 2011 to 2013. It converts harmful gases—like carbon monoxide and hydrocarbons—into cleaner emissions, helping your truck stay compliant while preserving engine efficiency.
Why choose this DOC?
Tailored for 2011–2013 Paccar PX8 engines, this DOC ensures a precise fit and reliable function. It helps restore proper exhaust treatment, prevents build-up of damaging deposits, and keeps your system running smoothly even under heavy workload.
Key Benefits
✅ Converts harmful exhaust gases into safer emissions
✅ Helps maintain optimal exhaust flow and system balance
✅ Robust construction built for high temperatures and long duty cycles
✅ Direct-fit design—no modifications needed
✅ Engineered to match or exceed OEM durability
Applications
This DOC is suited for Paccar PX8 engines (2011–2013) used in medium- and heavy-duty trucks that prioritize emissions compliance, reliable performance, and long service life.
Installation Notes
Thoroughly clean the exhaust path and remove soot or carbon deposits before installation. Always use new gaskets and clamps to secure a leak-free seal. After fitting, run diagnostics to confirm proper exhaust flow and check for leaks.
Final Thoughts
If your PX8 engine is suffering from emissions faults, backpressure, or performance loss, replacing the DOC is a smart upgrade. The Tamerx PX8 Diesel Oxidation Catalyst delivers OEM-grade reliability and keeps your truck running cleaner, stronger, and compliant for miles ahead.