2606987C91

Description

Overview

2606987C91 is a DOC used in the diesel oxidation catalyst section of the exhaust aftertreatment system. It is designed for engines and supports oxidation of hydrocarbons and carbon monoxide and heat generation for DPF regeneration in heavy duty service.

What this part does

This diesel oxidation catalyst promotes oxidation of hydrocarbons and carbon monoxide in the exhaust stream. It also helps generate heat that supports regeneration of the diesel particulate filter downstream.

Where this part fits

This part is generally used on engine platforms installed in class 8 trucks and heavy equipment. Exact fitment depends on the specific engine family, emission level, and chassis configuration.

Installation and replacement notes

• Confirm compatibility with the engine family and emission certification level before ordering.
• Inspect related components for damage or contamination that may have contributed to the original failure.
• Follow OEM torque specifications and service procedures during installation.
• When replacing a DOC it is important to correct any fuel dosing issues, exhaust leaks, or oil carryover that may have contaminated the original catalyst.

Specifications

• Part type: DOC

Related components

During service you may also need clamps, gaskets, sensors, mounting hardware, or additional aftertreatment components depending on the specific installation.