Established in 1972, Cosmos Manufacturing designs, develops and manufactures mufflers and exhaust systems for small- and medium-sized engines. It additionally provides a wide range of metal samplings for manufacturing process industries. The company operates through various divisions, such as engineering, tool room, production, quality, and emissions and durability testing divisions. The company offers several engineering services that include research and development, production and tool design and wire programming services. Through its production division, it also offers secondary operations, subassembly, welding and finishing services. Cosmos Manufacturing is based in South Chicago Heights, Ill.