Subaru Impreza 2003 Service Manual page 3188

EXTERIOR/INTERIOR TRIM
11.Side Sill Spoiler
A: REMOVAL
Remove the clips (one on front fender arch, six on
bottom of side sill spoiler), then remove the side
spoiler.
NOTE:
Some vehicle have a clip to retain the splash board
together with side sill spoiler (forward of rear tire) at
rearmost end.
B: INSTALLATION
Install in the reverse order of removal.
SIDE SILL SPOILER
EI-00454
EI-00534
EI-36