Dorman Products, Inc. (DORM) is a global supplier within the automotive aftermarket, providing an extensive range of replacement parts and fasteners for passenger vehicles, light trucks, and heavy-duty commercial trucks. Their comprehensive product catalog features components engineered to meet or surpass original equipment (OE) specifications. This includes critical engine parts like intake and exhaust manifolds, EGR coolers, and variable valve timing (VVT) components; sophisticated electronics such as complex modules, tire pressure monitor sensors, and integrated door lock actuators; as well as essential hardware like oil drain plugs and wheel fasteners. They also supply window regulators and radiator fan assemblies. Beyond OE-style parts, Dorman offers a broad array of general automotive replacement items, from door handles and keyless remote systems to hinge repair kits. For heavy-duty vehicles (Class 4-8), their specialized aftermarket components cover lighting, cooling systems, engine management solutions, wheel hardware, air tanks, and cab accessories. The company's powertrain product line encompasses everything from cooling system parts and harmonic balancers to fluid lines, connectors, and diverse engine, transmission, and axle components, including those for four-wheel-drive systems. Their chassis range encompasses critical steering and suspension elements like control arms, ball joints, tie-rod ends, suspension arms, knuckles, links, bushings, and leaf springs, alongside brake hardware, hydraulics, and axle components. For vehicle body integrity and function, they supply window lift motors, switches, handles, wiper components, and various other interior and exterior body parts. Dorman's hardware selection extends to threaded bolts, automotive and home electrical wiring components, and a wide variety of general hardware assortments. These products are marketed under well-known brands such as OE Solutions, HELP!, OE FIX, Conduct-Tite, and HD Solutions. Distribution channels are extensive, including online retail platforms, national and regional warehouse distributors, specialty outlets, salvage yards, independent wholesalers, and major mass merchandisers. Established in 1918, the company maintains its headquarters in Colmar, Pennsylvania.