Section 202 (Exhaust System (H4DO)): Muffler: Inspection

WARNING: This page is about a different car, the 2012 Subaru Forester. However, it is still accessible from the selected car via links, so may be relevant.

Check the connections and welded parts for exhaust leaks.
Make sure there are no holes or rusting.
Check the cushion rubber for wear or crack.