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SB-GM-C6CONV/8W3v3_INSTR_SKU#011225

SB-GM-C6CONV/8W3v3_INSTR_SKU#011225

5/16-inch FLAT WASHER

5/16-inch SPLIT LOCK WASHER

5/16-inch HEX BOLT

BULKHEAD

5/16-inch COUPLING NUT

PAINTED INTERIOR TRIM PIECE

5/16-inch FLAT WASHER

5/16-inch HEX BOLT

5/16-inch SPLIT LOCK WASHER

5/16-inch FLAT WASHER

5/16-inch FLAT WASHER

C O N G R A T U L A T I O N S

You have completed the installation for this model!

Please refer to the Power Recommendation section for an 
amplifier recommendation and basic set-up help.

S T E P   1 4

From the back side of the rear bulkhead, place the last pair of 
bolt assemblies through the factory holes. 

Place a supplied 

5/16-inch

 flat washer onto each hex head 

bolt, between the painted interior trim piece and in front of 
the rear bulk head.

Hand tighten these bolt assemblies to the coupling nut that 
is attached to the painted interior trim piece. 

S T E P   1 3

Place the painted interior trim piece back into the vehicle.

Mount the painted interior trim piece with the allen screws 
that were removed in STEP 3.  

S T E P   1 2

Place a supplied 5/16-inch lock washer and then a supplied 
5/16-inch flat washer onto each 5/16-inch hex head bolt. 

From inside the trim piece, place two of these bolt assemblies 
through the holes that are on the back side of the trim piece. 

Place a supplied 5/16-inch flat washer onto each exposed 
5/16-inch hex head bolt. Hand tighten each supplied coupling 
nut onto each 5/16-inch hex head bolt. Look to STEP 14 for 
a cross section illustration.   

Page 3 • JL Audio, Inc 2006

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#011225-12-19-200

JLA-SKU#011225-12-19-2006

6

  •  Printed in USA  •  ©2005 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.

(954) 443-1100

w w w . j l a u d i o . c o m

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

I N C L U D E D   H A R D W A R E

(2)

(2)

 3/8-inches -16 x 1-inch Hex Head Bolts

 3/8-inches -16 x 1-inch Hex Head Bolts  

(2)

(2)

 3/8-inch x 1-1/4-inches Fender Washers

 3/8-inch x 1-1/4-inches Fender Washers

(4) 

(4) 

5/16-inch Split Lock Washers

5/16-inch Split Lock Washers   

   

(2)

(2)  

3-inches x 3-inches Wax Squares

3-inches x 3-inches Wax Squares

(2)

(2)

 3/8-inch Split Lock Washers

 3/8-inch Split Lock Washers 

 

 

 

(2)

(2)  

5/16-inch -18 x 7/8-inch x 9/16-inch Coupling Nuts

5/16-inch -18 x 7/8-inch x 9/16-inch Coupling Nuts

(4)

(4)

 3/8-inch x 2-inch Fender Washers 

 3/8-inch x 2-inch Fender Washers 

(4)

(4)

 5/16-inch -18 x 1/2-inch Hex Head Bolts

 5/16-inch -18 x 1/2-inch Hex Head Bolts

(8)

(8)

 5/16-inch Flat Washers

S P E C I F I C A T I O N S

Enclosure Type:

 Acoustic Suspension (sealed)

Acoustic Suspension (sealed)

Driver Type:

 8W3v3-8

8W3v3-8

Nominal Impedance:

 4 ohm mono or 8 ohm stereo

4 ohm mono or 8 ohm stereo

Continuous Power Handling:

 

300 Watts

300 Watts

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 250/1.  
The diagram below shows the recommended crossover, infrasonic filter and equalizer settings for the 250/1 when 
being used to power your Stealthbox

®

.

JL AUDIO 

250/1

monoblock subwoofer amplifier

Amplifier Input Section

Input Sens.

Input Voltage

Low/High

Left Ch.

Right Ch.

Signal Sensing

Off/On

Output Mode

Full-Range/Low-Pass/High-Pass

Left Ch.

Right Ch.

Amp LP Filter

Mode/Slope

Off/12dB/24dB

Filter Freq. (Hz)

Bass Control

LF Boost (dB)

Off/30Hz

Infrasonic Filter

+1

+13

+3

+7

+10

Preamp Output Section

+12VDC

Ground

Remote

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.

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:

 10-inches / Front Doors

10-inches / Front Doors

*Fits JL Audio Models:

 TR650CSi, TR650-CXi, VR650-CSi, VR650-CXi, XR650-CSi, XR650-CXi & ZR650-CSi

TR650-CXi, VR650-CSi, VR650-CXi, XR650-CSi, XR650-CXi & ZR650-CSi

*Speakers require custom adaptors for installation.

Rear Speaker Size / Location:

 5.25-inches / Behind Seats

5.25-inches / Behind Seats

*Fits JL Audio Models:

 TR525-CXi, VR525-CXi & XR525-CXi

TR525-CXi, VR525-CXi & XR525-CXi

*Installation of Stealthbox

®

 prevents installation of rear speakers

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