Subaru Impreza 2003 Service Manual page 2263

OIL SEAL
TRANSFER CASE
4. Oil Seal
A: NOTE
For removal, installation and inspection work, refer
to "4AT", "5MT" or "6MT" section.
4AT model:
<Ref. to 4AT-47, Extension Case Oil Seal.>
5MT model:
<Ref. to 5MT-47, Oil Seal.>
6MT model:
<Ref. to 6MT-33, Oil Seal.>
TC-5