PASSIVE SPARE TIRE
SUBWOOFER
PASSIVE SPARE TIRE
SUBWOOFER
DPST12DPST12
Specifications
All specifications subject to change without notice.
Power
Woofer Diameter
Impedance
Sensitivity
Frequency Response
20Hz - 500Hz
Mounting Length
MODEL:
300W RMS/600W MAX
11” Subwoofer
4 Ohm Dual Voice Coil
90dB
14.2” (360mm)
DPST12
Mounting Width
5.9” (150mm)
Diamond Audio Passive Spare Tire Subwoofer
Thank you for purchasing a Diamond Audio Passive Spare Tire
Subwoofer for your car audio system. You have chosen Diamond Audio
because you deserve the best!
Diamond Audio products are designed and engineered to the highest
quality standards in the industry to create the ultimate listening experience
in your vehicle. For optimal performance of this product, it is highly
recommended that you have your new subwoofer installed by an authorized
Diamond Audio dealer. Our authorized dealers have the necessary
experience and installation equipment to ensure that your subwoofer will
deliver maximum performance and explain all the details pertaining to your
warranty coverage as well.
If you decide to install the subwoofer by yourself, please thoroughly read
through this manual before getting started. This manual will help familiarize
yourself with this amplified subwoofer and guide you through the installation
process and procedures.
Please contact your local authorized Diamond Audio dealer if you
have any questions regarding the instructions in this manual or the
amplifier’s operation capabilities. If you require additional assistance,
please contact the Diamond Audio Technical Support Department
during business hours at 213-261-4161.
INTRODUCTION
2
The trunk: Shown is a
hatchback,. But Coupes or
Sedans should be almost
identical
Figure 1
CAUTION!! Make sure to not drill or screw into vital vehicles components!!
SPARE TIRE
SPARE TIRE
This is a VERY simple install and can fit into virtually any car made in the last 10 years.
WITHOUT removing your spare tire. Follow the instructions to a SUPER easy install!
1. Remove the trunk liner. Typically it is NOT screwed or bolted down. It should
simple pull out as shown below in Figure 1
TRUNK LINER
2. Once the trunk liner is removed and you can get access to your spare tire
Make a mental note if the spare tire is deep side down or deep side up???
Deep Side Down Deep Side Up
INSTALLATION
3
Figure 2
Figure 3
Figure 4
FLIP OVER THE SPARE TIRE - IF NEEDED
1. IF your spare tire is Deep
Side UP then you need to
unbolt it and flip it over so
the DPST12 can sit inside of it.
(See Figure 2)
2. IF your spare tire is Deep
Side DOWN then you simply
need to unbolt the sparetire
and drop the DPST12 in so
it can sit inside of it.
(See Figure 3)
NO NEED TO FLIP OVER THE SPARE TIRE
2. Make sure to check
what size the mounting
bolt is as the DPST12
comes with a 8mm and
a 10mm mounting bolt.
Which should fit 90% of
all vehicles out today.
8mm or 10mm Mounting Bolt
(included)
INSTALLATION
4
Using fix bolt and ABS Nut(supplied)
SPARE TIRE WITH ABS NUT (AUDI/VW TYPICALLY)
Some vehicles have a different type of spare tire mounting system as shown below.
Where there is a large “NUT” and a bolt coming thru the center of the spare tire.
IF so....
1. Thorughly clean the spare tire
2. Replace the original spare ABS fixing nut with the supplied one that came with
the DPST12
ORIGINAL OEM ABS NUT
CERWIN VEGA
REPLACEMENT ABS NUT
(included)
CONNECTING WIRING HARNESS
1. The DPST12 should be mounted into
the spare tire area at this point.
2. Plug the speaker wire connector into the
port in the handle area of the enclosure.
INSTALLATION
5
Figure 5
WARRANTY
6
3761 South Hill St.
Los Angeles, CA 90007
NOTES
7
©2021 CVDA Inc. All Rights Reserved.
(a division of CV & DA Holdings, Inc.)
©2021 Diamond Audio. All Rights Reseved.
(a division of CV & DA Holdings, Inc.)
3761 South Hill St.
Los Angeles, CA 90007
