Dorman Products Inc. is a leading supplier of replacement and upgrade parts for the motor vehicle aftermarket industry, serving customers in the United States and internationally. The company operates through three key segments: Light Duty, Heavy Duty, and Specialty Vehicle, offering a comprehensive range of products including engine components such as intake and exhaust manifolds, fans, thermostat housings, and throttle bodies; undercar products like fluid lines, reservoirs, connectors, 4-wheel drive components, axles, and drain plugs; steering and suspension items comprising control arms, ball joints, tie-rod ends, brake hardware, hydraulics, and leaf springs; body products such as door handles, hinges, window regulators, wiper components, lighting, and windshields for UTVs; electronics including modules, clusters, and sensors; and hardware like bolts, fasteners, wiring components, and assortments. Dorman Products Inc. focuses on innovative solutions, such as OE FIX designs and first-to-aftermarket parts, enhancing repair efficiency for distributors, retailers, and shops across passenger cars, trucks, and specialty vehicles. Founded in 1918 and headquartered in Colmar, Pennsylvania, it plays a vital role in supporting the global automotive aftermarket with reliable, high-quality alternatives to original equipment parts.