MB QUART MBQX-SUB-2 Installation Manual page 9

ADD-ON SUBWOOFER INSTALLATION FOR STAGE 3 and 5 SYSTEMS
This section covers the installation of the 10" subwoofer included in MBQX-SUB-2 as the second subwoofer
in a Stage 3 or 5 system. This upgrade requires front passenger seat removal prior to installation. Refer to
Page 3 for seat removal procedure.
Logo
RIGHT LEFT
1
Identify front enclosure
brackets. Orientation is
referenced to the logo. Left and
right are stamped "L" and "R"
on the bracket and enclosure.
4
Align rear enclosure brackets
over threaded seat mounts
so they sit atop the aluminum
spacers. Route wiring toward
center console area.
RIGHT
7
Attach a 1/2" bolt, lock washer
and flat (black) washer through
the left side seat mount bracket
to the threaded insert of the left
enclosure bracket.
2
Remove the factory-supplied
aluminum spacers from rear
bolts of seat mounts*. Replace
with supplied MB Quart
spacers for bracket tolerance.
*Note: If installing into a 4-seat model, these
instructions are intended for the front seats only.
RIGHT
5
Attach front right side mounting
brackets to the subwoofer
enclosure using two 1/2" bolts
and a lock washer on each.
LEFT
8
Attach a 1/2" bolt, lock washer
and flat (black) washer through
the right side seat mount
bracket to the threaded insert
of the right enclosure bracket.
9
3
Load subwoofer enclosure into
under passenger seat position
by angling the front under the
support bar for clearance of the
brake line and to sit level.
LEFT
6
Attach front left side mounting
brackets to the subwoofer
enclosure using two 1/2" bolts
and a lock washer on each.
9
Connect the enclosure's wiring
to the connector at the side of
the console labeled "Sub 2."