so am I the only one to put a ported mj-18 in the trunk of a car?

04 xxx i think, was fine for me until i got the mt and put that in the same box and found the output i was looking for. had an american bass 75.1 on it, and a directed 2400d and then the 200.1

 
Im going to do twoMJ-18's in the back of a van . Whose gonig to be louder now //content.invisioncic.com/y282845/emoticons/smile.gif.1ebc41e1811405b213edfc4622c41e27.gif

Dunno why.. I love your MJ-18 jerimiah, but **** your box looks Wack !

I hate to say it, but I wouldnt have done two ports.. why not an infinite baffle ?

I think your problably losing alot of that 18's potential. Even if you put some power on it, I dont think you gave it enough room to work within your cars body.

But then again... its the trunk of a CAR !!!! and an 18 !!! .. I dunno.. just seems like its wanting that big big box to sound off in.

Im going to do almost 20cubes in my van for the pair . Then Im gonna "MAKEM SAAAYYY UGHHHH mine hits harder NAHHH nah NAAAAA ".

edit:

What I mean by that is.. most of the sound coming from your Mj18 is problably heard very very loud outside of your car, but for you inside the car its problably not what you think you were getting. I bet when you put some real power on it, your prolly going to have people tell you they can hear you blocks away, but while inside the car you problably feel like its not loud enough.

 
ya you should have built the box in the trunk and get some port area in there
Ive seen it be done ! or loaded not from the trunk but from taking out the back seat ! Theif couldnt steal that setup unless he had a clue it needed to be taken out from the back seat lol.

 
04 xxx i think, was fine for me until i got the mt and put that in the same box and found the output i was looking for. had an american bass 75.1 on it, and a directed 2400d and then the 200.1
was quality as good though?... the xxx cost's like a grand more than the MT how come?

 
Ive seen it be done ! or loaded not from the trunk but from taking out the back seat ! Theif couldnt steal that setup unless he had a clue it needed to be taken out from the back seat lol.
cant do that it's only like 12H/26W in the back

 
1. it's loud in the car not outside the car2. two 4" ports is enougth
**IMO*** just looks kinda WACK ! lol.. I did the same thing with my MOFO 12 and Hifonics Brutus 1500D. It hit hard as hell, but the RYAN on this forum had a slotted vent for his same mofo , and was hitting better numbers. yet I fiberglassed the inside of my box, the cyclinder ports, calced the subwoofers displacement into the net volume everything I could think before I built it. I thought it was the shit at the time, but since then I built nothing but slotted and like it more. Looks alot better to people who dont know much about car audio.

jerimiah , whats your box's specs.. Seems awful small for that subwoofer, but being 18" looks **** good in your cars trunk lol.

Go to wal-mart and buy that DB meter for 25$. Get a better amp to match your power needs, and test it then please let me know how loud it gets before I sell my 10" subs.

I watched snoop dan's MJ-18 do 140 on the TL in a big *** ported box. So if that wasnt a falsed number then thats why I have wanted the MJ.

 
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