Vanden Plas (X308) V8-4.0L (AJ27) (2000)
5. ! CAUTION:
Note the position of the upstream and downstream (where fitted) oxygen sensor multiplugs for reassembly.
Disconnect the oxygen sensor multiplugs.
Release the multiplugs from the engine mounting bracket.
Disconnect the plug(s) from the oxygen sensor(s)
6. Remove the four nuts which secure the down pipe catalytic converter to the exhaust manifold.
7. Raise the vehicle on a ramp.
8. Remove the downpipe catalytic converter.