Fix the Flow, Clear the Codes: Cummins DOC OEM 5287496RX
What is it?
The Cummins Diesel Oxidation Catalyst (DOC) OEM 5287496RX is a remanufactured exhaust treatment component that converts harmful exhaust gases—like carbon monoxide and unburned hydrocarbons—into cleaner byproducts. Positioned before the Diesel Particulate Filter (DPF), this DOC plays a key role in maintaining system efficiency and emission compliance.
Why choose OEM 5287496RX?
Remanufactured to Cummins' original standards, the 5287496RX offers excellent performance, reliability, and fit at a lower cost than a new part. It’s an ideal solution for fleets or owner-operators facing frequent regen issues, poor fuel efficiency, or persistent fault codes due to a failing DOC.
Key Benefits
✅ OEM-fit and function for easy replacement
✅ Supports proper DPF operation and regeneration
✅ Helps reduce backpressure and restore fuel efficiency
✅ Built to withstand harsh thermal and mechanical stresses
✅ Cost-effective fix that avoids full replacement expense
Applications
This DOC is designed for Cummins engines in medium- and heavy-duty trucks, buses, and off-road equipment. Whether you're managing long-haul routes or industrial fleets, the 5287496RX helps keep your emissions system running clean and trouble-free.
Installation Notes
Before beginning installation, allow the exhaust system to fully cool. Inspect all clamps, sensors, and gaskets, replacing any damaged components. Use correct torque specs. After installation, clear fault codes and confirm that regeneration and system diagnostics operate as expected.
Final Thoughts
When exhaust performance slips, the Cummins DOC OEM 5287496RX from Tamerx delivers a reliable fix. Get back the clean flow, efficient regen, and dependable engine response your Cummins is known for—without breaking the bank.