Mack MP7, MP8, MP10 DPF 2008-2010: OEM 21850658

Reliable Emissions Control for Mack MP-Series Engines

What Is It?

The Diesel Particulate Filter (DPF) OEM 21850658 is a direct-fit replacement designed for Mack MP7, MP8, and MP10 engines from 2008 to 2010. Installed in the exhaust system, this DPF captures soot and particulate matter, helping maintain cleaner emissions and overall system functionality.

Why Choose OEM 21850658?

Built to Mack’s original specifications, the 21850658 DPF ensures correct fitment, effective filtration, and seamless integration with existing aftertreatment systems. It is designed to perform under the high-heat, high-pressure conditions of heavy-duty trucking environments.

Key Benefits

✅ Designed for MP7, MP8, MP10 Engines: Ensures direct compatibility with 2008–2010 Mack platforms
✅ Efficient Particulate Filtration: Captures soot to help meet emissions standards
✅ Thermal Resilience: Withstands the demands of repeated regen cycles
✅ Sensor Port Integration: Accepts OEM-installed pressure and temperature sensors
✅ Compliance-Ready: Supports adherence to EPA emissions regulations

Applications

This DPF is ideal for Mack vocational trucks and long-haul applications running MP-series engines during the 2008–2010 model years. It is suited for fleets operating in emissions-regulated areas that demand reliable aftertreatment working conditions.

Installation Notes

Installation should be performed by a certified technician. Check for damage to clamps, gaskets, and sensors. After replacement, reset the DPF-related system codes using Mack-compatible diagnostic software and ensure the unit is ready for regeneration. A manual regen may be necessary after install.

Final Thoughts

The OEM 21850658 DPF is a dependable emissions system component for Mack MP7, MP8, and MP10 engines. With OEM-grade fitment and durability, it provides a straightforward solution for restoring compliance and maintaining clean exhaust operation.