Dorman Products, Inc. is a supplier of replacement parts and fasteners for passenger cars, light trucks, and heavy-duty trucks in the automotive aftermarket industry. It is a supplier of original equipment (OE) dealer exclusive parts, which includes intake manifolds, exhaust manifolds, window regulators, radiator fan assemblies, tire pressure monitor sensors, exhaust gas recirculation (EGR) coolers and many others. Its product classes include powertrain, chassis, automotive body, and hardware. It markets its products under the DORMAN brand name and several sub-brands. In addition, across all of its sub-brands, it offers a subset of products that have branded DORMAN OE FIX products. Its various brands are DORMAN OE Solutions, DORMAN OE FIX, DORMAN HD Solutions, DORMAN HELP and DORMAN Conduct-Tite. Its products are sold in the United States through automotive aftermarket retailers, national, regional and local warehouse distributors, and specialty markets and salvage yards.