C-Class (W203) 2001-2007, C160, C180, C200, C220, C230, C240, C270, C280, C300, C320, C230K, C350, Coupe

C240 subwoofer install pictorial

Old Oct 23, 2010 | 08:46 PM
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'11 SL550 - '08 ML350
C240 subwoofer install pictorial

I wanted more musical quality and not so much slam in your face. I started with a pair of MTX 12" shallow subwoofers (TT6512) and a Sound Storm Labs EV2.1000 amplifier. I keep my trunk space, have plenty of control and its cost effective.

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Old Oct 23, 2010 | 08:48 PM
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'11 SL550 - '08 ML350
I contructed the sub box out of MDF. It is built to fit between the fender well braces, follow the slope of the trunk floor, angle of the back seat and still meet the recommended .75 cu ft per sub.


Last edited by Wardsweb; Oct 23, 2010 at 09:03 PM. Reason: additional information
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Old Oct 23, 2010 | 08:49 PM
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I used PL Premium polyurethane adhesive and my nail gun to build the box.

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Old Oct 23, 2010 | 08:50 PM
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'11 SL550 - '08 ML350
I cut the face with a circle jig on my rounter.

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Old Oct 23, 2010 | 08:51 PM
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Subs installed, wired and the box painted with some texture paint.

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Old Oct 23, 2010 | 08:52 PM
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Pull out the back seat.

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Old Oct 23, 2010 | 08:52 PM
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Remove the factory subwoofer.

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Old Oct 23, 2010 | 08:53 PM
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Install the amplifer with rubber isolators to aid in vibration control and better air circulation.

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Old Oct 23, 2010 | 08:54 PM
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Get the power, ground and trigger (from #7 trunk fuse panel) wired.

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Old Oct 23, 2010 | 08:54 PM
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route the power wire through the floor channel.

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Old Oct 23, 2010 | 08:56 PM
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Run the power wire through the firewall on the right side of the passenger footwell. I pushed one of the plastic plugs through so the wire would fit.

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Old Oct 23, 2010 | 08:57 PM
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Pulled power direct from the battery. I left the stock cable in place and just used a ring terminal and another nut to hold it.

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Old Oct 23, 2010 | 08:57 PM
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Factory subwoofer signal feeds the amp.

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Old Oct 23, 2010 | 08:58 PM
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Completed the wiring. It is grounded on the factory ground lug on the right fender well.

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Old Oct 23, 2010 | 08:59 PM
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When tucked up and out of the way, there is still plenty of trunk space.

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Old Oct 23, 2010 | 09:00 PM
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Correction, Drove An '05 C230 Kompressor SS
Nice Job!!
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Old Oct 23, 2010 | 09:00 PM
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All done, clean and neat. I still need to fine tune the settings, but so far I like it.

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Old Oct 23, 2010 | 09:23 PM
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03 g35 coupe...........02 c32 Sold
thats a very clean install
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Old Oct 23, 2010 | 09:34 PM
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How did you get signal for the amp ? is it from the factory one ? I thought we have to use the PAC ?

Andy
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Old Oct 23, 2010 | 09:58 PM
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Originally Posted by M-bENZ
How did you get signal for the amp ? is it from the factory one ? I thought we have to use the PAC ?

Andy
The factory subwoofer is fed with a full range signal and uses built in low pass filters to achieve the low bass. See the pic. The caps and inductors form a simple low pass filter.

My amplifer has built in high level inputs, so I can just use the factory signal feed that used to go to the factory sub.

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Old Oct 23, 2010 | 10:08 PM
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This picture shows the subwoofer wiring color code.

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Old Oct 23, 2010 | 10:13 PM
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Corrolla
Ic but what if I get one of these basslink how do i get the signal to this ? not sure your familiar with this kind of sub and amp built in.

http://www.amazon.com/Infinity-Bassl...7778255&sr=8-1

Andy
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Old Oct 23, 2010 | 10:35 PM
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W204 C350 4matic Coupe, W203 C320 4matic, W212 E550 4matic
Holy cow! I would never be able to do that lol
:thumbsup:
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Old Oct 23, 2010 | 10:39 PM
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Originally Posted by M-bENZ
Ic but what if I get one of these basslink how do i get the signal to this ? not sure your familiar with this kind of sub and amp built in.

http://www.amazon.com/Infinity-Bassl...7778255&sr=8-1

Andy
The basslink can take a high level speaker input. Just feed it the OEM non-Bose sub signal.
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Old Oct 23, 2010 | 11:10 PM
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Originally Posted by Wardsweb
The basslink can take a high level speaker input. Just feed it the OEM non-Bose sub signal.
so u telling me that just kinda take my stock sub out and feed direct to the basslink without modify anything ? and how about the "control" wire ? to the cigarette outlet maybe ?

Andy
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