Subaru S209 2019 Service Manual page 199

(9) Put markings with white marker pen, etc. along the outer boundary of the pattern paper (a).
(a) Pattern paper LH
(10) Remove the pattern paper.
(11) Using a drill, make a pilot hole of 3 mm (0.12 in) diameter at the position marked in step (9), and then
make a pilot hole of 6 mm (0.24 in) diameter.
Mud Guard
(b)
(a)
(b) Marking position
EI-11
EXTERIOR/INTERIOR TRIM
AA-10136
AA-10137