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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

  • Connect with 200+ radiator shops and manufacturers, cooling system experts and DPF specialists
  • Attend annual conferences
  • Participate in “Lunch & Learn” webinars
  • Subscription to The Cooling Journal, our bi-monthly magazine
  • Subscription to NARSA Now newsletter
  • Access to NARSA/IDEA forum & private Facebook group
  • Access to training videos and past presentations
  • Access to Solder & Soot podcast

Connect with shops & manufacturers around the world


Latest News & Articles

“Solder & Soot” Podcast Episode 17: BGR Radiator

We learn all about Canada’s West End Radiators and the Feeleus family in this episode of “Solder & Soot.” Wayne Feeleus walks us through the company’s 60+ years of history as a cooling systems service shop and growth as a manufacturer. Hear what Feeleus says drives his success. Plus, we also find out more about West End Radiator’s most recent venture, the launching of its new aluminum manufacturing plant.

Maximizing Your Bandwidth in NARSA/IDEA

We live in an age where we are more connected than ever and yet paradoxically, it is also easier than ever to exist in cultural and professional silos where everyone thinks like us. While this may be comforting, it usually does not promote learning new ideas. It is precisely that exchange with others who may look at something from a different perspective that helps you grow.

How NARSA/IDEA Helps with Your Return on Investment (ROI)

NARSA/IDEA is still the only trade association that represents engine heat transfer for transportation and stationary engines along with the diesel particulate filter systems industries. Our members are service/repair facilities, distributors and manufacturers. The board still believes in creating the one idea, the one opportunity, and the one connection which will allow your business to be more profitable.

“Solder & Soot” Podcast Episode 16: West End Radiators

We learn all about Canada’s West End Radiators and the Feeleus family in this episode of “Solder & Soot.” Wayne Feeleus walks us through the company’s 60+ years of history as a cooling systems service shop and growth as a manufacturer. Hear what Feeleus says drives his success. Plus, we also find out more about West End Radiator’s most recent venture, the launching of its new aluminum manufacturing plant.

March/April 2022 Cooling Journal

In this March/April 2022 issue of the Cooling Journal, we visit BGR Radiator of Plainfield, Connecticut. Learn how the Davis brothers are expanding their company’s footprint. Plus, get a preview of our upcoming NARSA/IDEA 2022 Spring Conference in Houston including speaker information and our technical program descriptions.

“Solder & Soot” Podcast Episode 15: American Radiator

In this episode of “Solder & Soot,” we sit down with Joel Christianson of American Radiator which is based in Iowa. As we all know, the only constant thing in life is change. And Joel’s story is a great example of learning how to adapt in this industry and how to diversify. In addition to learning more about the history of American Radiator, we also discuss what makes business partnerships successful and what opportunities lie in DPF cleaning.

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