Founded in 2011 by the DCL Technology Group, Roadwarrior Inc. manufactures aftermarket emissions-control components for heavy-duty trucks, buses and construction equipment. The company launched the first aftermarket diesel particulate filters and has since built a catalog spanning more than 1,000 OEM part crosses, supported by 12 warehouses across North America. Roadwarrior also assembles its LightningVolt lithium batteries in Canada for truck inverters and auxiliary power systems.
UL1642
UL9540A:2019
UL2580
UN38.3
MSDS
FCC
ANAB accredited
Ward Diesel Filter SystemsEstablished in 1987, Ward Diesel Filter Systems is a fire-service-focused manufacturer known for its apparatus-mounted approach to exhaust protection. President and owner Scott Beecher purchased the company in 2013, and the company now supports fire departments and emergency fleets with NO SMOKE systems that travel with the vehicle rather than relying on fixed station connections.HORSEHEADS, NY
Doc's DieselFounded in 2020 in small-town Ohio, Doc’s Diesel designs and sells replacement maintenance parts for diesel and gas trucks, with a particular focus on OEM-grade filters and fitment-specific service kits. The company grew from founder Max Nihart’s frustration with dealership pricing and hard-to-find parts, and now operates from a 42,000-square-foot warehouse serving customers across all 50 states. Its filters are designed to meet or exceed OEM standards and undergo third-party testing for filtration efficiency and flow rate.BRYAN, OH
Daimler Truck North America LLCDaimler Truck North America LLC designs, engineers, manufactures, and markets commercial vehicles and related technologies, and is a subsidiary of Daimler Truck Holding AG. Its North American operations include truck and bus manufacturing plants as well as its Portland corporate headquarters and design and test centers. The company’s stated history includes its establishment in 1942, and it serves the commercial transportation industry through brands including Freightliner, Western Star, Thomas Built Buses, and Detroit.BYESVILLE, OH
Diesel ProFrom a farmhouse basement in Glen Rock, Pennsylvania, Diesel Pro has grown into a family-owned diesel parts remanufacturer, distributor, and repair operation serving customers across the United States and Canada. Founded by Lance Donaldson in 1985 and now managed by his son Scott, the company remanufactures fuel-system components and turbochargers while running a full-service truck repair facility with 11 bays. Its 30,000-square-foot warehouse holds more than 100,000 parts, giving the long-standing local business an unusually broad reach.GLEN ROCK, PA