Muffler and catalytic converter replaced and still hear an exhaust leak and smell exhaust but no OBD2 codes

What is your question?

I have replaced the muffler and catalytic converter and still have an exhaust leak that I hear and smell. No OBD2 codes or check engine light on

What makes this problem better or worse?

Nothing changes

How long has your 2004 Chrysler Town & Country had this problem?

Few weeks