The catalytic converter gasket is crucial because it provides the inlet and outlet of the catalytic converter to have an air-tight seal. The gasket also prevents it from having any leaks.
Catalytic converter gasket operationThe catalytic converter assists in giving the entry and outlet of the catalytic converter a seal to prevent any leaks. You don't need the catalytic converter gasket even though it helps keep leaks from happening, and that is because some vehicles have the converter welded onto the exhaust pipe. If an exhaust leak is suspected, it is important to fix it as soon as possible since it produces carbon monoxide.
Common issues with a faulty catalytic converter gasketA faulty catalytic converter can lead to uncommon noise, poor fuel economy, and a decline in power.