Tenneco Clean Air India Limited operates as a manufacturer and supplier of clean air and powertrain solutions. The company operates in two segments, clean air and powertrain solutions; and advanced ride technologies. The company designs, manufactures, and sells exhaust aftertreatment systems, such as catalytic converters, mufflers, and exhaust pipes; engine bearings, sealing systems, and ignition products, such as spark plugs and ignition coils; and shock absorbers, struts and dampers, suspension systems, and ride control technologies. Its products are used in passenger vehicles, commercial trucks, off-highway vehicles, industrial and other application, including generator sets, small commercial vehicles, two wheelers and three wheelers. Tenneco Clean Air India. Limited was founded in 1979 and is based in Gurugram, India. Tenneco Clean Air India Limited operates as a subsidiary of Tenneco Mauritius Holdings Limited.