When replacing a catalytic converter, it is important to follow the Environmental Protection Agency's (EPA) installation requirements. These requirements are in place to ensure that the new converter is properly installed and will function effectively to reduce emissions.

The catalytic converter is a crucial component of modern vehicles, which is pivotal in reducing harmful emissions from automobile engines. Its evolution has been a remarkable journey of technological advancements, driven by the need to address environmental concerns and comply with stricter emission

To appraise the value of a catalytic converter from highest to lowest by make/model, you can follow these steps: 1. Material type. 2. Emission laws. 3. Research the current market value of the precious metals in the catalytic converter. 4. Consider the condition of the catalytic converter. 5. Manufacturing differences.