F 450 2WD Super Duty V10-6.8L VIN S (1999)
7. NOTE: It may be necessary to heat the TWC-to-muffler joint to ease removal.
Separate the Three Way Catalytic Converter (TWC) from the muffler.
Installation
1. Position the three way catalytic converter and a new gasket.
2. Install the exhaust hanger bracket and the three nuts.
3. Install the TWC-to-muffler clamp and hanger.
4. Connect the catalytic monitor sensor electrical connector.