Cummins X15, X12 DPF : OEM 5579299RX

Rugged DPF Replacement for Cummins X15 and X12 Engines

What Is It?

The Cummins Diesel Particulate Filter (DPF) OEM 5579299RX is a direct-fit emissions system component designed for X15 and X12 engines. Its primary function is to trap soot and particulate matter from diesel exhaust, supporting clean operation and keeping the aftertreatment system in compliance with environmental regulations.

Why Choose OEM 5579299RX?

The 5579299RX is engineered to Cummins’ factory specifications, ensuring it fits seamlessly into your existing aftertreatment assembly. This DPF promotes effective regeneration, supports ECM compatibility, and helps prevent fault codes related to backpressure or emissions inefficiency.

Key Benefits

✅ Built for Cummins X15 / X12 Engines: Precisely designed for heavy-duty diesel platforms
✅ Efficient Particulate Capture: Traps harmful soot and ash to maintain clean emissions
✅ Thermal-Resistant Design: Endures repeated high-temperature regeneration cycles
✅ OEM Sensor Compatibility: Accepts factory-installed pressure and temperature sensors
✅ Supports Regulatory Compliance: Helps meet EPA and local emissions standards

Applications

This DPF is ideal for over-the-road trucks, freight haulers, and vocational vehicles powered by Cummins X15 and X12 engines. It’s commonly used in fleets that demand long-lasting aftertreatment working conditions and strict emissions control.

Installation Notes

Installation should be completed by a certified technician. Replace gaskets, inspect surrounding components, and ensure all sensor ports are properly connected. After installation, clear any active codes and reset DPF tracking data in the ECM. A regeneration cycle may be required to finalize system calibration.

Final Thoughts

The OEM 5579299RX DPF delivers dependable filtration working conditions for Cummins X15 and X12 engines. With factory-quality construction, seamless fitment, and strong emissions control, it’s a smart replacement solution for fleets focused on uptime, reliability, and compliance.