INSTALLATION GUIDE
for the
SBX-F-150-SCDBL/12TW3
SKU# 94783
2009-Up Ford F-150 SuperCrew & 2017-Up SuperDuty Crew Cab
• Installation requires appropriate tools and safety equipment.
Professional installation is recommended.
• If you prefer to perform your own installation, please read this
installation guide completely before beginning.
• Before cutting or drilling, check for potential obstacles behind
mounting surfaces.
• Mount this product securely to prevent damage or injury in
severe conditions.
INSTALLATION
DIFFICULTY:
ESTIMATED TIME:
1 HOUR
Enclosure Type: Sealed
Driver Type: 12T W3-D4
Nominal Impedance: 2 ohms
Continuous Power Handling: 400 watts (RMS method)
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SBX-F-150SCDBL/12TW3 INSTR_SKU# 011783
INCLUDED HARDWARE
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Page 2 • JL Audio, Inc., 2025
BOM ID Qty SKU Description
1 11 155078 M6 x 14mm Flanged Hex Head Screw
2 1 155296 Side Bracket
3 1 155295 Center Bracket
- 1 194157 Vibra-Tite 132 (not shown)
- 2 150249 Foam Tape (not shown)
SBX-F-150SCDBL/12TW3 INSTR_SKU# 011783
Page 3 • JL Audio, Inc., 2025 Continued on Next Page
STEP 8
Carefully tilt the enclosure forward.
Remove the three M6 x 14mm Flanged Hex
Head Screws from the enclosure, apply Vibra-
Tite 132 to each screw, reinstall and fully
tighten to secure the Center Bracket to the
enclosure.
STEP 7
Remove the two M6 x 14mm Flanged Hex Head
Screws from the enclosure, apply Vibra-Tite
132 to each screw, reinstall and fully tighten to
secure the Side Bracket to the enclosure.
Repeat the process with the Center Bracket.
Remove the four M6 x 14mm Flanged Hex
Head Screws holding the Side Bracket and
Center Bracket to the seat brackets.
STEP 6
Align the slots in the Side Bracket with the two
factory holes in the driver side seat bracket.
Thread an M6 x 14mm Flanged Hex Head
Screw through each slot in the Side Bracket,
into the hole in the driver side seat bracket,
and hand tighten.
Repeat the process with the Center Bracket and
center seat bracket.
STEP 5
Place the Stealthbox into the vehicle, as shown,
and center the enclosure.
STEP 4
Fold the seat bottoms up.
If equipped with the factory, plastic divider
panel, remove the four screws, then remove
the panel.
In vehicles without the factory, plastic divider
panel, tap the two holes in each seat bracket
with an M6 tap tool.
STEP 3
Empty the rear seat area.
STEP 2
From the back of the enclosure, slightly loosen
the two preinstalled M6 x 14mm Flanged Hex
Head Screws to allow the Center Bracket to be
aligned during installation.
Repeat the process for the three additional
screws at the bottom of the Center Bracket.
STEP 1
From the back of the enclosure, slightly loosen
the two preinstalled M6 x 14mm Flanged Hex
Head Screws to allow the Side Bracket to be
aligned during installation.
SBX-F-150SCDBL/12TW3 INSTR_SKU# 011783
Page 4 • JL Audio, Inc., 2025
CONGRATULATIONS!
You have completed the installation for this model! Enjoy your new Stealthbox®!
STEP 10
Fold the seat bottoms back down.
STEP 9
Return the enclosure to position, and ensure
the wiring pigtail is accessible at the back of
the enclosure.
Apply Vibra-Tite 132 to each of the four M6 x
14mm Flanged Hex Head Screws, reinstall them
into the two seat brackets, and fully tighten.
Connect speaker cable to the wiring pigtail,
and route the cable as necessary.
JLA-SKU# 011783 • ver. 03.17.2025 • 10369 NORTH COMMERCE PARKWAY • MIRAMAR, FLORIDA • 33025 • USA
Please review the warranty information included with each product for details. Warranty is valid only if the product was purchased from an Authorized JLAudio Dealer. Authorized dealer
status can be veried with the Dealer Locator on www.jlaudio.com. International Warranty: Please contact your country’s JLAudio distributor for specic warranty details.
© Garmin Ltd. or its subsidiaries. All rights reserved. • Garmin, JLAudio, Stealthbox, and How we play. are trademarks of Garmin Ltd. or its subsidiaries and are registered in one or more
countries, including the U.S. The JLAudio logo, the How we play logo, the Stealthbox logo, and the SBX logo are trademarks of Garmin Ltd. or its subsidiaries. Product images shown are for
illustrative purposes only and may differ from the actual product. Due to continuous product development, all specifications are subject to change without notice.
SBX-F-150SCDBL/12TW3 INSTR_SKU# 011783
MID/HIGH FREQUENCY DRIVER FITMENT
A variety of JL Audio coaxial and component systems will t in the factory speaker locations of your vehicle.
1 - Installation may require adaptor, 2 - Component woofer only
Location / OEM
Speaker Size
Suggested JL Audio Speaker Models
Coaxial Models Component Models
Front Door / 6x9-inch
C1-690x
(1)
, C1-690tx
(1)
,
C2-690tx
(1)
, C2-650x
(1)
C1-650, C2-650, C3-650,
C6-650cw
(2)
,
C7-650cw
(2)
Rear Door / 6.5-inch C1-650x, C2-650x
C1-650, C2-650, C3-650,
C6-650cw
(2)
,
C7-650cw
(2)
