SB-F-F150SCR/13TW5 INSTR_SKU# 011297
THREADED INSERT
MOUNTING BRACKET
LOCK WASHER
FLAT WASHER
HEX BOLT
STEALTHBOX WALL
I N S T A L L A T I O N G U I D E
for the
SB-F-F150SCR/13TW5
SKU#94460,94461,94462
2008+
Thank you for choosing a JL Audio Stealthbox® for your automotive sound system. With proper
installation, your new vehicle-specific enclosed subwoofer system will deliver years of listening pleasure.
If you choose to perform the installation yourself, it is absolutely vital that
the Stealthbox
instructions. Failure to mount the enclosure properly presents two problems:
1) The sub-bass performance will suffer due to the movement of the enclosure
caused by the force exerted by the woofer(s).
2) A loose enclosure presents a serious safety hazard in the event of a collision
or sudden deceleration.
®
be properly mounted to the vehicle according to these
S T E P 1
Remove any contents in the backseat area and flip the seat
up. Place the Stealthbox® on the floor under the drivers side
backseat as shown.
S T E P 2
There are four brackets that need to be installed on the
enclosure, two on each end.
INSTALLATION
D I F F I C UL T Y:
OU T
OF
25
ESTIMATED TIME:
1 HOU R
We strongly recommend that you have your new Stealthbox® installed by your authorized JL Audio
dealer. The installation professionals employed by your dealer have the necessary tools and experience
to disassemble and reassemble your vehicle properly. Also, keep in mind that your warranty coverage
extends to 2 years if your system is installed or approved by your authorized JL Audio dealer. If you
prefer to perform your own installation, please read this installation guide completely
before beginning the process.
Shown is the end of the enclosure that would be mounted
near the middle of the cab of the truck, at the other end of
the enclosure the brackets are mounted so that the bottom
tabs go under the enclosure.
The long end of the bracket attaches to the enclosure using
the supplied hardware (see
hardware down at this point, just get it in place.
D E T A I L
DETAIL below). Do not tighten
Continued on Next Page
THREADED INSERT
MOUNTING BRACKET
LOCK WASHER
FLAT WASHER
HEX BOLT
STEALTHBOX WALL
SB-F-F150SCR/13TW5 INSTR_SKU#
S T E P 3
Mount the two outside brackets to the enclosure as shown
in the picture at left and, the DETAIL below. DO NOT
TIGHTEN AT THIS TIME!
D E T A I L
S T E P 4
Align the enclosure so that the inside edge is directly below
the inside seam of the seats as shown and insert the 3” x 3”
Wax Squares under the feet as show.
S T E P 6
Making sure that you don’t re-postion the enclosure, press
down on each corner as Bill is shown doing here, creating
depressions in each of the 3” x 3” Wax Squares to identify
where you will drill the four holes through the floor to secure
the enclosure.
S T E P 7
Remove the Mount Brackets from the enclosure and position
them accordingly (if needed) and mark the holes to be
drilled.
S T E P 8
Drill the four 1/2” holes required to mount the brackets to
the floor.
***CAUTION***
Before drilling, always make sure that you are not
going to be drilling into any gas lines, brake lines,
tires, transmission lines, electrical wiring, exhaust
systems or anything else that might cause a reduction
in your weekly pay. Always wear eye protection when
drilling.
Page 2 • JL Audio, Inc 2008
S T E P 5
Insert two 3” x 3” Wax Squares under the outisde feet as
well, make sure not to move the enclosure from the correct
position while inserting the 3” x 3” Wax Squares.
S T E P 9
Install the two outside Mount Brackets to the floor first, using
the hardware included as shown.
Continued on Next Page