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 ...

There are many car maintenance tasks that you can do yourself without much difficulty. An important one is cleaning and maintaining your car’s air filter. This filter is important because it allows ...

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 ...