Cleaner Runs Ahead: Paccar DOC OEM 5287231RX
What is it?
The Paccar Diesel Oxidation Catalyst (DOC) OEM 5287231RX is a remanufactured exhaust component engineered to convert harmful gases like carbon monoxide and hydrocarbons into less harmful byproducts. It plays a crucial role in your truck’s aftertreatment system by prepping exhaust gases before they reach the Diesel Particulate Filter (DPF).
Why choose OEM 5287231RX?
This DOC is remanufactured to Paccar OEM standards, offering a cost-effective alternative to new parts without sacrificing reliability or fit. It helps reduce excessive regen cycles, boosts fuel efficiency, and restores proper exhaust flow—all essential for keeping your vehicle running at peak performance.
Key Benefits
✅ OEM fitment ensures quick and accurate installation
✅ Enhances DPF regeneration and reduces system stress
✅ Helps lower exhaust backpressure and emissions
✅ Durable design built for commercial use
✅ Remanufactured for value and dependable performance
Applications
Ideal for Paccar-equipped trucks using this specific DOC configuration, the OEM 5287231RX supports a wide range of medium- and heavy-duty applications. Whether your truck is used for regional deliveries or long-haul transport, this component ensures your aftertreatment system functions reliably.
Installation Notes
Ensure the system is fully cooled before replacing the DOC. Check all sensors, clamps, and seals for wear or damage, and replace as needed. Install using manufacturer torque specs and reset any diagnostic trouble codes after completion. A post-install system check is recommended.
Final Thoughts
For operators experiencing regen issues or poor fuel economy, the Paccar DOC OEM 5287231RX offers a dependable solution. Restore clean exhaust flow and protect your aftertreatment system—backed by OEM quality and the trusted support of Tamerx.