Where is the catalytic converter on a Lexus GS 1998?

On a 1998 Lexus GS, the catalytic converter is located underneath the vehicle, along the exhaust system. It is situated between the exhaust manifold and the muffler, typically mounted to the undercarriage. To access it, you'll need to lift the car safely, as it's not easily visible from the top. Regular maintenance checks can help ensure it's functioning properly.