Skip to main content
Looking for warranty & product support for Donaldson Retrofit Emissions Products?
We're here to help you with your questions & parts related to diesel emissions retrofits.

Welcome to

Clean Diesel Group

Here you can find Resources, Retrofit Parts, and Support information for what was previously known as Donaldson Retrofit Emissions Products. Clean Diesel Group is the exclusive source for warranty, service parts, replacements, and technical support. Clean Diesel Group is now officially a division of Diesel Emissions Service (DES).

The diesel emissions retrofit products include:

• DOCs

• DPF Systems (LNF, LXF, SEF)

• DPF Cleaning Systems

• Data-Loggers

• Back-Pressure monitors

Clean Diesel Group logo

Have Retrofit support questions?

Call Us!

Tech Support:

866-817-8733

Sales:

866-675-2847

Email Us

sales@cleandieselgroup.org
info@cleandieselgroup.org
tech@cleandieselgroup.org
warranty@cleandieselgroup.org

Visit the Contact Us page for online form.
GO!

Looking for Retrofit manuals, forms, etc?

RESOURCES

Looking for information on Retrofit parts?

RETROFIT PARTS