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Tell me what these 2 things are and what they do.
Posted by jennkent5454 on 05-17-2013 08:49 PM:

I bought a 350z for my wife that a competition system in it at one point. the current stereo sounds like crap (I guess they kept all the good stuff) anyhow only thing left are comp 10's in the doors and these two things are located behind the seat, what are they? what do they do?