Catalytic converters (cats) have been a legal requirement on passenger vehicles with internal combustion engines since the U.S. government passed the Clean Air Act of 1970. That means that if you ...

Catalytic converters are an important part of your car's functioning exhaust system. Here's how they work and why their parts ...

We may receive a commission on purchases made from links. The catalytic converter is a non-serviceable part that can last well beyond 100,000 miles; or, in some cases, the entire life of the vehicle, ...

Thanks to the Clean Air Act of 1970, all cars sold in the US after 1975 must have catalytic converters (cats) installed on them. That means that if you drive a relatively modern car, it should have ...