Cummins ISB 6.7L DOC Filter 2013-2018: OEM 62420B05

Cleaner Exhaust, Trusted Fit: Cummins ISB 6.7L DOC Filter – OEM 62420B05

What is it?
The Cummins Diesel Oxidation Catalyst (DOC) Filter (OEM 62420B05) is an emissions system component that reduces harmful pollutants in your engine's exhaust. It initiates the aftertreatment process by oxidizing hydrocarbons (HC) and carbon monoxide (CO), helping your vehicle meet EPA emissions standards.

Why Choose OEM 62420B05?
OEM 62420B05 is designed specifically for Cummins ISB 6.7L engines produced between 2013 and 2018. As a direct replacement part, it delivers consistent emissions control and integrates seamlessly with your engine’s existing aftertreatment system, including the DPF and SCR components.

Key Benefits
✅ Engineered for Cummins ISB 6.7L engines from 2013–2018.
✅ Converts harmful exhaust gases into safer byproducts through oxidation.
✅ Manufactured with durable, heat-resistant materials for long-term use.
✅ Maintains EPA compliance and supports full aftertreatment system function.
✅ Installs directly into the OEM exhaust system—no fabrication or modifications needed.

Applications
This DOC filter is used in a wide range of on-road and off-road vehicles powered by Cummins ISB 6.7L engines between 2013 and 2018. It's found in medium-duty trucks, buses, and municipal or vocational vehicles where emissions compliance and system integrity are critical to operation.

Installation Notes
Professional installation is recommended. Be sure the engine and exhaust system have cooled before starting work. Inspect all adjoining clamps, gaskets, and sensors before installation. Replace worn components as needed, and ensure the DOC is correctly seated and torqued to prevent leaks.

Final Thoughts
The Cummins OEM 62420B05 DOC Filter is a reliable solution for restoring emissions system function on ISB 6.7L engines from 2013 to 2018. Designed to meet OEM standards, this component provides the durability your equipment depends on—mile after mile.