Keeping trucks moving

Automann Commercial truck parts.

As the largest distributor of genuine turbochargers in North America, Diesel USA Group represents the largest source for turbochargers. These turbochargers are in stock at Beltway Companies and ready to be shipped. Shop Turbos that meet OEM specifications, fuel systems, electrical components, and more from Diesel USA can be found at






Shop Beltway Companies’ top Diesel USA Truck Parts products. Shop the most popular parts and components for heavy- and medium-duty trucks.



With over 9 locations and growing, we have over 90 service bays available to help with everything from routine commercial truck maintenance to major engine repairs. Visit our service department portal for more information.
*Only parts purchased at Beltway Companies are eligible for service.

diesel truck parts made easy

As a truck driver or fleet manager, you need to focus your time and energy on getting loads from point A to point B without worrying about your parts wearing down. Since your diesel truck works hard in demanding environments, it needs proper care to maintain its capabilities. Parts are essential to maintaining equipment health and reducing downtime. With our extensive parts inventory, Beltway Truck Parts supports your operation long after you’ve purchased a machine. We stock Genuine Parts Diesel USA Parts, so you know you’re getting a new part that fits your exact engine, axles, or transmission.

Genuine Turbochargers & Diesel Parts

The Diesel USA Group has been making genuine quality diesel parts since 1950. Today, the Diesel USA Group of companies is the largest turbocharger manufacturer in the nation. They continue to offer high-quality products and services for any situation. 

When your diesel truck parts fail, you need genuine parts to deliver the power and efficiency you’ve come to know. At Beltway Truck Parts, we carry critical diesel engine components and turbochargers for truck and heavy duty applications that fit your budget. Our diesel truck accessories and parts include charge-air systems (turbos, charge-air coolers, EGR coolers), fuel injection systems (parts, pumps, nozzles, injectors, exchange units, and test equipment/tools), electrical products (alternators, starters, voltage regulators), filtration products and fuel additives to engine controls (governors, engine brakes), and more. By offering an extensive catalog of genuine diesel truck accessories and parts, we can help our customers lower their long-term maintenance and repair costs.

When it comes to diesel engine maintenance, we don’t just offer OEM replacement parts. We also offer custom inventory programs and manufacturer-sponsored product training for your maintenance teams. Beltway Companies purchases commercial truck parts in large quantities and passes on discounts to you. We become your trusted partner and work with you to keep your truck on the road.

Give Your Truck Dependable Power With Diesel USA

Finding heavy-duty diesel truck parts shouldn’t be hard work. We make it easy to find the right parts fast with our intuitive search, extensive truck parts inventories, and multiple OEM partners. Our large diesel truck parts inventory is regularly evaluated and improved to ensure we have the parts on hand. In addition, we’re proud to have a close relationship with some of the very best OEMS in the industry, including Diesel USA, to help elevate your business. 

Still can’t find what you’re looking for? Contact our service team and we’ll get you the help you need. We’ll order it and expedite shipping for you.

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