
SB-H-RIDGLNE/10W3v3_ 011214
INSTALLATION GUIDE
for the
SB-H-RIDGLNE/10W3v3
2006 - Up Honda Ridgeline 
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 
STEP 1
Remove any contents from rear seating area. Flip and lock 
the rear seating in the up position. 
STEP 2
Place the supplied wax square into place. 
16-1/2" from the door sill and 4-3/4" from the bulk head, as in 
the picture.
INSTALLATION 
DIFFICULTY:
OUT 
OF
25
®
We strongly recommend that you have your new Stealthbox
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 year 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.
 installed by your authorized 
161/2"
43/4"
STEP 3
Thread in the supplied socket cup set screw into the 
threaded insert, located on the bottom side of the 
Stealthbox®. Leaving 1/4" exposed. 
Continued on Next Page 
 

SB-H-RIDGLNE/10W3v3_ 011214
STEALTHBOX WALL
THREADED INSERT
STEP 4 
A Posistion the Stealthbox® into place and press firmly 
down. This is to make an impression onto the wax square. 
Remove the Stealthbox®.
B With a 1/2" drill bit or StepBit/Unibit® and drill. Drill at the 
impression on the wax square, through the metal f loor to the 
outside. 
(C) Remove the wax sqaure. 
STEP 5 
(A) Loosen the socket cup set screw to expose 1-1/2-inch. 
Place the enclosure into place, carfully guiding the socket 
cup set screw through the drilled hole. .
(B) Run speaker wire from the amplifier location to the 
Stealthbox® and attach to the terminal 
Double check the woofer for proper operation.
STEP 6
From under the vehicle, place the supplied fender washer, 
flat washer, lock washer and then hex nut onto the protruding socket cup set screw. Secure tightly with a 14mm socket, 
long extension and rachet.
INCLUDED HARDWARE
(1) 3/8-inch - 16 Hex Nut      (1) 3-inch x 3-inch Wax Square 
(1) 3/8-inch x 3/4-inch USS Flat Washer    (1) 3/8-inch - 16 x 2-1/4-inch Socket Cup Screw 
(1) 3/8-inch x 1-1/4-inch Fender Washer      
(1) 3/8-inch Lock Washer
SPECIFICATIONS
Enclosure Type: Acoustic Suspension (sealed) 
Driver Type: 10W3v3-4 
Nominal Impedance: 4 ohms mono 
Continuous Power Handling: 300 Watts
POWER RECOMENDATION
JL Audio recommends using a high quality amplifier such as the JL Audio 250/1.  
The diagram below shows the recommended crossover, infrasonic filter and equalizer settings for the 250/1 when 
being used to power your Stealthbox
+12VDC Ground Remote
JL AUDIO 250/1
monoblock subwoofer amplifier
®
.
Preamp Output Section
Output Mode
Full-Range/Low-Pass/High-Pass
Left Ch.
Right Ch.
Bass Control
Infrasonic Filter
Off/30Hz
+7
+3
+1
LF Boost (dB)
+10
+13
Amp LP Filter
Mode/Slope
Off/12dB/24dB
Filter Freq. (Hz)
Amplifier Input Section
Input Voltage
Low/High
Left Ch.
Input Sens.
Right Ch.
Signal Sensing
Off/On
The JL Audio 250/1 is a very versatile audio component. Please consult the owner’s manual for even more 
detailed information about installing and tuning this amplifier.
MID/HIGH FREQUENCY DRIVER FITMENT
FENDER WASHER
FLAT WASHER
LOCK WASHER
HEX NUT
Page 2 • JL Audio, Inc 2006
VEHICLE SHEET METAL
SOCKET CUP SET SCREW
Note: For added protection it is recommended that 
you apply a bead of silicone between the vehicle and 
the fender washer. After the bolt assembly is tightly 
secured, it is also recommended that vehicle undercoating material is applied to the exposed assembly. 
CONGRATULATIONS
You have completed the installation for this model!
Please refer to the Power Recommendation section for an 
amplifier recommendation and basic set-up help.
A variety of JL Audio coaxial and component systems will fit in the factory speaker locations of you vehicle.
Front Speaker Size / Location: 6.5-inch / Front Doors 
Fits JL Audio Models: TR650- CXi, VR650-CSi, VR650-CXi, XR650- CSi, XR650-CXi & ZR650-CSi
Rear Speaker Size / Location: 6.5-inch / Rear Deck 
Fits JL Audio Models: TR650- CXi, VR650-CXi & XR650-CXi
(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#011214-07-2006 • Printed in USA • ©2006 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.
10369 NORTH COMMERCE PARKWAY • MIRAMAR, FLORIDA • 33025 • USA
www.jlaudio.com