Is your catalytic converter still intact❓ To most people, the catalytic converter is only missing when there’s a hollow space where it’s supposed to be. But that’s not the entire story. What you see when you look under your car is the casing that houses the catalytic converter, the actual catalytic converter is inside that metal casing. That’s why in most vehicles, you’re likely to find an empty catalytic converter casing (just like in this video). In some situations, you’ll find an empty casing