Underbody Catalyst
WARNING: This page is about a different car, the 2006 Mercury Mariner and 2006 Ford Escape. However, it is still accessible from the selected car via links, so may be relevant.
The underbody catalyst is located after the light off catalyst. The underbody catalyst is in-line with the light off catalyst. For an exact configuration of the catalyst and exhaust system refer to EXHAUST SYSTEM .