Ford 2003 Mustang Workshop Manual page 1467

SECTION 303-01C: Engine — Cobra 4.6L (4V)
IN-VEHICLE REPAIR
Oil Filter Adapter
Removal and Installation
1. Drain the cooling system. For additional information, refer to
2. Disconnect the lower radiator hose.
3. Raise the vehicle. For additional information, refer to
4. Drain the engine oil.
5. Remove the oil cooler.
1. Remove the oil bypass filter.
2. Remove the insert and the oil cooler.
3. Inspect the O-ring and clean the sealing surface.
6. Clean and inspect the oil cooler.
2003 Mustang Workshop Manual
Section 303-03A
Section 100-02 .