Particulate air filters for exhaust systems for internal combustion engines; Emission control devices, namely, Engine exhaust systems comprised of pipes, collector and muffler, for reducing particulate emission in industrial and automotive applications; Emission control devices, namely, engine exhaust systems comprised of a particulate trap for reducing toxic gases in industrial and automotive applications; Emission control devices, namely, engine exhaust systems comprised of a particulate trap for reducing particulate emission in industrial and automotive applications; Emissions control systems for reducing particulate emission in diesel and gas engines, namely, Engine exhaust systems comprised of pipes, collector and muffler; Emissions control systems that enable the reduction of exhaust emissions in diesel and gas engines, namely, Engine exhaust systems comprised of pipes, collector and muffler; Emission control systems, namely, catalytic converters; Catalytic converters; Emission reduction units for motors and engines, namely, catalytic converters; Diesel particulate filter, namely, Particulate air filters for exhaust systems for internal combustion engines; motor Mufflers; Catalytic converter units for vehicle exhausts