For toyota highlander catalytic converter 3.5

Highlander has a Three way catalytic converter. Generally, there are two three-way catalysts, one on the exhaust head segment, and then one on the middle part of the lower end of the exhaust pipe. The Direct- Fit Three Way Catalytic is the most important external purification device installed in the automobile exhaust system, which can transform the harmful gases such as CO, HC and NOx from the automobile exhaust into harmless carbon dioxide, water and nitrogen through oxidation and reduction. It is installed in the engine exhaust pipe, through the REDOX reaction, carbon dioxide and nitrogen, so it is also called a three-way catalytic converter.     The exhaust pipe catalytic converter is mainly used in gasoline engines, motor installation, generally installed in the automobile exhaust pipe, in order to use the heat from the combustion chamber to trigger the catalyst to work, so that the reaction of the three-way catalyst is more rapid. Depending on the type of catalyst, a th…