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Welcome to ADS — the Association of Diesel Specialists.
ADS and its members are passionate about making our industry and business community thrive. When we all work together, we have the opportunity to connect, support, build and learn from each other. 


Membership is a company based membership open to those in the fuel injection equipment, governors, superchargers, turbochargers, replacement parts, diesel engines and vehicle repair industry.

About ADS
The Association of Diesel Specialists (ADS) is the worldwide diesel industry's leading trade association, dedicated to the highest level of service on diesel fuel injection and related systems. Our members are located throughout the world and consist of independent repair shops specializing in diesel fuel injection, drive-in, governor and turbocharger service. Our members also encompass original equipment manufacturers (OEM), manufacturers and distributors of replacement parts and allied equipment, and schools offering programs in diesel mechanic training.

To members, ADS means worldwide recognition by diesel owners/operators and an industry support network. To our member's customers, ADS signifies a network of professionals dedicated to the achievement of high-caliber service.

To learn more about ADS, please see ADS Mission, Vision, Leadership.

Member Benefits
As an ADS member, you'll enjoy on-going opportunities to grow your business. See Member Benefits for a complete list of benefits, including:

Networking / Member Directory

When you join ADS, you are in good company. Meet others within the diesel industry and gain full access to the ADS Membership Directory (see list of ADS member companies.)


Stay up-to-date on the latest news and technology developments with the ADS weekly eNewsletter and Nozzle Chatter, our industry leading publication. 


Convention & Training
Attend the ADS International Convention & Tradeshow or a host of regional technical training opportunities and On-Engine Training Courses.
ADS - Find a Diesel Repair Shop Diesel Repair Locator
ADS puts you on the map. Our Find a Diesel Repair Shop locator helps customers find your service locations when they are in need of repairs.


Join Today

To join and take advantage of the many benefits of membership, you may register online below or submit a printable ADS Membership Form. Please refer to Membership Categories & Pricing for additional information. 

Questions? If you have questions or need additional information, please contact ADS at (816) 285-0810 or


Important ADS Membership Information

ADS and its members are passionate about making our industry and business community thrive. When we all work together, we have the opportunity to connect, support, build and learn from each other.

All membership categories must read.

If elected to membership and membership in the Association (ADS) is thereafter terminated for any reason, the undersigned hereby agrees to discontinue all use of the Association’s name, emblem and any other references which would in any way imply or intimate that in conduct of business the undersigned has any connection whatsoever with the Association.

The dues of membership shall be paid in U.S. dollars per annum. Membership dues are due upon notification of acceptance of membership. We don’t prorate dues. For new members, all memberships are for a ONE year minimum. 

Please submit any additional information about your company that can be helpful to the ADS Board of Directors and ADS Membership Committee in evaluating this application.

NOTE: Membership dues may be deductible to members for federal income tax purposes as ordinary and necessary business expense. Membership dues are not deductible as charitable contributions.

By completing the registration process either online or via our paper registration form, you are agreeing to abide by these regulations.

REGISTER ONLINE NOW: Select Your Member Type

Below are the different membership types for ADS. Please choose the correct category for your company. Descriptions for each membership type can be found here