You can get a non contact Thermometer from Amazon here to test to see if your cat is working. https://amzn.to/3AeOEiP
What's in a catalytic converter? How do they work? Here's what's in a catalytic Converter. Here's how they work.
Read about Tom Ogle here
http://fuelefficientvehicles.org/en...
or here:
http://www.rexresearch.com/ogle/1ogle...
or here:
http://www.deathofagasguzzler.com/pro...
or here:
http://askville.amazon.com/GOOGLETOM...
Here's some info about Catalytic Converters
http://www.bearriverconverters.com/da...