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One idea. One opportunity. One connection.

The National Automotive Radiator Service Association (NARSA) is a global organization for owners and operators of businesses engaged in the sale, repair, re-manufacture, production and design of heat exchange products and services. 

The International Diesel Emissions Association (IDEA) is a network geared toward helping connect suppliers and manufacturers to businesses involved in the servicing of Diesel Emissions components.


Member Benefits

  • Attend Annual conferences
  • Subscription to The Cooling Journal, our bi-monthly magazine
  • Subscription to NARSA Now newsletter
  • Connect with 200+ radiator shops and manufacturers, cooling system experts and DPF specialists
  • Access to NARSA/IDEA forum
  • Access to training videos and past presentations

Connect with shops & manufacturers around the world


Latest News & Articles

Aftertreatment 101 (Part 2)

The discussion continues in Part 2 of Aftertreatment 101 where you will learn more about engine maintenance in relationship DPF maintenance and failures. Why is it important to be proactive? Attendees will also dive into cleaning machines types and why there is no one size fits all.

Webinar: Measure that Radiator Core Error Free (Part 2)

In Part 2 “Measure that Radiator Core Error Free!”, we explore how to properly count fins per inch in serpentine and flat fin radiator cores. Attendees will also learn the method for counting tubes in a radiator core without actually counting each tube and a continuation of ordering the correct headers either for a solder together or bolt together application. At the end of this session, you should be armed with the necessary information for ordering radiator cores correctly.

Member Spotlight: Service Radiator

Kentucky’s Service Radiator discusses family, a declining coal industry, and navigating the future of the cooling systems industry in this NARSA member Spotlight feature.

“Solder & Soot” Podcast Episode 01

NARSA/IDEA is proud to introduce our new podcast Solder & Soot. In our series premiere, hosts Mark Taylor and Bobby Duran discuss their career paths, how they began working with one another, and how they became involved with NARSA/IDEA.

2020 in Review

NARSA/IDEA has been impacted just like a lot of other businesses. All of our in-person events this year were canceled and future events are on hold to see what the beginning of 2021 looks like. This doesn’t mean we don’t have reasons to give thanks.

Coming Out as a Stronger Association

While a picture is worth a thousand words and I thoroughly enjoy talking shop with fellow members, the most interesting tales to me are the backstories of how people started their careers and arrived at where they are today. We are fortunate to have business owners from remarkably diverse backgrounds in our industry. Since there is no radiator or emissions school that serves as a pipeline into our industry, our members come from a multitude of backgrounds.

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