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Specifications:

Enclosure Type:

Acoustic Suspenension (Sealed)

Driver Type:

12W3v2

Nominal Impedance:

4

Cont. Power Handling:

300 Watts

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®.

Included Hardware:
(8) 

Wafer-head screws

10369 N. Commerce Pkwy, Miramar, Florida 33025-392      Phone: 954.443.1100     Fax: 954.443.1111

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 detailed information
about installing and tuning this amplifier.

STEP 9:

If your are dealing with a truck that has

the seat belts sensor(black box). Attach this black
box to the driver’s seat floor brackets. Make sure
that the mounting of this black box is exactly the
way it was posistioned by the factory. If not, the seat
belts will not function correctly.

STEP 10:

Test the woofer for proper functioning.

Run speaker wire to the enclosure’s moutning loca-
tion and attach to the enclosure.

STEP 11:

Bolt the enclosure into place using the

factory bolts that were removed in

STEP 2

.

DO NOT

completely thighten till all four 8mm

bolts have been threaded.

STEP 12:

Slide the seat belts back through the

elastic loops attached to the enclosure.

S B - D - T R K C T R / 1 2 W 3 v 2 ,   J L   AU D I O,   I n c   2 0 0 4

S h e e t   S K U # 0 1 1 1 0 4     R ev i s i o n   6 / 2 8 / 2 0 0 4

Pa g e  2

w w w . j l a u d i o . c o m

Mid/High Frequency Driver Information:

CONGRATULATIONS!
INSTALL COMPLETE.

VR525-CXi

Front Location Driver Size:

6”x9”

Applicable JL Audio Products:

N/A

Rear Location Driver Size:

5.25”

Applicable JL Audio Products:

TR,VR,XR 525-CXi

Cont.
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Difficulty Of Installation:

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