Page 1
SB-F-FLX-10W3v3 INSTR_SKU# 011293
I N S T A L L A T I O N G U I D E
for the
SB-F-FLX/10W3v3
SKU#94451
2009+
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
Start off by cleaning out the back of the vehicle, it’s always
better to work in a clean environment.
S T E P 2
Remove the passengers side rear door sill.
INSTALLATION
D I F F I C UL T Y:
OU T
OF
35
ESTIMATED TIME:
23 HOURS
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.
S T E P 3
Remove the false floor and, the tailgate door sill.
Continued on Next Page
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SB-F-FLX-10W3v3 INSTR_SKU# 011293
S T E P 4
Remove the interior plastic trim panel, you can leave the
sections of the panel that the seatbelts go through as
shown.
S T E P 5
Remove the OEM subwoofer/amplifier as shown. Run the
wire for the Stealthbox® to this general location (indicated by
arrow) as the Stealthbox® will be mounted here, leave extra
wire so that you can secure it as desired once the installation
is finished.
S T E P 6
The factory subwoofer grille (as shown) needs to be
removed, this process will be completed namely from the
back side of the panel.
3/8”
S T E P 8
This is the back of the grille completely removed showing all
of the welds that needed to be removed.
S T E P 9
Looking at the panel from the front, trim all of the edges
of the opening so that on the sides and bottom, there is a
flange inside the recess where the grille was that is 1” wide
and at the top, the flange should be approximately 3/8” wide
as shown.
1”
S T E P 1 0
Re-install the interior panel along with all of the previously
removed panels. Make sure that you can access the previously run wire for the Stealthbox®.
Page 2 • JL Audio, Inc 2009
S T E P 7
Using a Die grinder (or a Dremel® type tool), grind off all of
the plastic welds as shown.
***CAUTION***
Always follow proper safety techniques when using
power tools as described by the tool manufacturer.
S T E P 1 1
Remove the woofer and, stuffing from the Stealthbox, slide
the Stealthbox® into position, mark the two mounting holes
as shown, remove the enclosure.
Continued on Next Page
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SB-F-FLX-10W3v3 INSTR_SKU# 011293
S T E P 1 2
Using a Unibit® or, a 9/16” drill bit, drill out the two holes
as marked in the previous step. DO NOT DRILL DEEPER
THAN 1/2” or you run the risk of scarring (or penetrating)
the outer sheetmetal of the car.
S T E P 1 3
Slide the two Speed Nuts into location with the “Nut” side
towards the outside of the vehicle into position over the two
holes that were just drilled as shown. Install the two 3/8-16
x 2 1/4” Allen Head Set Screw with the Allen Head opening
towards the center of the vehicle.
S T E P 1 4
Hook up the wire from the amplifier to the Stealthobx®and,
slide the enclosure into place over the two Allen Head Set
Screws installed in STEP 13. Mount the enclosure using the
included Fender Washers, Split lock Washers and, Hex Nuts
as shown. If neccessary, use a Allen Wrench to keep the Allen
Head Set Screws from rotating while tightening. Remember
to re-install the stuffing that was removed earlier and, reinstall the woofer. Test the system for proper operation. Put all
the stuff back in the vehicle that you took out in
STEP 1.
I N C L U D E D H A R D W A R E
2) 3/8-16 x 2 1/4” Allen Head Set Screw 2) 3/8-16 Speed Clip
2) 3/8 x 2” Fender Washer 2) 3/8” Split Lock Washer
2) 3/8-16 Hex Nut
S P E C I F I C A T I O N S
Enclosure Type: Acoustic Suspension (sealed)
Driver Type: 10W3v3-4
Nominal Impedance: 4Ohms
Continuous Power Handling: 500Watts
P O W E R R E C O M M E N D A T I O N
JL Audio recommends using a high quality amplifier such as the JL Audio 250/1v2.
The diagram below shows the recommended crossover, infrasonic filter and equalizer settings for the 250/1v2
when being used to power your Stealthbox®.
The JL Audio 250/1v2 is a very versatile audio component. Please consult the owner’s manual for even more
detailed information about installing and tuning this amplifier.
M I D / H I G H F R E Q U E N C Y D R I V E R F I T M E N T
A variety of JL Audio coaxial and component systems will fit in the factory speaker locations of you vehicle.
Front Speaker Size / Location: 5”x 7” / 6”x 8”- Front Doors
Fits JL Audio Models: TR570-CXi, C5-570, C5-570x & ZR570-CSi
Page 3 • JL Audio, Inc 2009
S T E P 1 5
C O N G R A T U L A T I O N S !
You have completed the installation for this model!
Enjoy your new Stealthbox®!
Please refer to the Power Recommendation section for an
amplifier recommendation and basic set-up help.
Rear Speaker Size / Location: 5”x 7” / 6”x 8”- Rear Door
Fits JL Audio Models: TR570-CXi, C5-570x
(954) 443-1100
All specifications are subject to change without notice. “JL Audio®” and the JL Audio logo, “Stealthbox” and the Stealthbox logo are registered
trademarks of JL Audio, Inc. “Ahead of the Curve” and its respective logo is a trademark of JL Audio, Inc.
JLA-SKU# 011293 05-05-2009 • Printed in USA • ©2008 JL Audio, Inc. • U.S. PATENTS: #5,734,734 #5,949,898 #6,118,884 #6,229,902 #6,243,479
#6,294,959 #6,501,844 #6,496,590 #6,441,685 #5,687,247 #6,219,431 #6,625,292 #D472,891 #D480,709 Other U.S. & Foreign patents pending.
For more detailed information please visit us online at www.jlaudio.com.
1 0 3 6 9 N O R T H C O M M E R C E P A R K W A Y • M I R A M A R , F L O R I D A • 3 3 0 2 5 • U S A
w w w. j l a u d i o . c o m
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