Removal And Installation: Muffler: Removal

NOTE: 4.0L has single muffler, 4.6L and 5.4L have dual mufflers. Repeat steps for both sides, if necessary.

With the vehicle in NEUTRAL, position it on a hoist. For additional information, refer to JACKING AND LIFTING article.
Loosen the exhaust coupler and disconnect the intermediate pipe from the catalytic converter assembly. Discard the exhaust coupler.
Loosen the muffler clamp and disconnect the muffler from the intermediate pipe.

Fig 1: Locating Muffler Clamp Nut

Courtesy of FORD MOTOR CO.

Remove the intermediate pipe from the vehicle.
Slide the muffler out of the muffler isolators and remove from the vehicle.
- To install isolators, tighten to 25 N.m (18 lb-ft).
Slide the muffler into the isolators.