Subaru S209 2019 Service Manual page 219

(3) Make a mark-off line for drilling hole (b) according to the pattern paper (a).
(a)
(a) Pattern paper RR BMP EXT (1)
(4) Press the pattern papers (a) and (b) against the bumper face - rear, and attach masking tapes (c).
(b)
(c)
(c)
(a) Pattern paper RR BMP EXT (2)
Rear Bumper
(b) Mark-off line position
(a)
(b)
(c)
(c)
(c)
(b) Pattern paper RR BMP EXT (3)
EI-31
(b)
(c)
(c)
(c)
(c) Masking tape
EXTERIOR/INTERIOR TRIM
(a)
AA-10144
(c)
(a)
AA-10145