Absolutely not. The fumes released from any engine can be deadly without a catalytic converter and severely harm the environment no matter how efficient the engine is and no car can legally not use a catalytic converter.
catalytic converter
All cars made since 1975 in America have a catalytic converter.
The main usage of a MagnaFlow Catalytic Converter or any other catalytic converter is commonly the reduction of toxic emissions in the exhaust systems in cars.
Toyota sequoia
Almost all cars have only one catalytic converter. Some can have two, four, etc.
Government required emission regulations.
to limit the air pollution the car puts into the atmosphere.
carburetor chassis center counsel cables catalytic converter cushions
Cars did not get catalytic converters until 74. Trucks were 81, or 82.
Yes there is one in cars sold in North America.
If the converter is stopped up your engine will not run. cars that have a converter stopping up will have a different burning type smell. When you get your emissions checked, one of the items that is checked is the converter.
There are two (minimum) in the exhaust systems on late model cars and light trucks. They are installed before and after the catalytic converter as the gas flows through the system. Thus pre and post "cat" (Catalytic Converter)