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Our History

US DIESEL opened its doors in 1984. The original owner, Mark Hagood, started his career in the industry at Bacharach selling and servicing test equipment before operating a certified diesel fuel injection service and repair facility in Dallas, Texas.

Mark?s experience with test equipment and pump repair drove him to find better value parts, tooling, and test equipment in the industry, which led to multiple distribution agreements with aftermarket manufacturers around the world. He also understood the incredible amount of capital required to open a fuel shop and started buying, servicing, and selling used test equipment to provide an affordable option for those starting out and/or looking to expand into different technologies.

US DIESEL has endured many successes and some failures over the years, but it continues to evolve with the industry.

Now, under new ownership, the US DIESEL brand is on a path of growth through a renewed focus on product quality and affordability, coupled with first class customer service. As the industry changes, you can count on US DIESEL to find the best value parts, tools, and test equipment for your fuel injection system needs.


US DIESEL is a proud member of the Association of Diesel Specialists.