what should i buy on a 100$ budget?

just wondering what people are using for their subs, sealed, ported or
bandpass. I like a sealed myself as the bass is tighter, doesn't require any
tuning and you don't lose your whole trunk. just wondering what people have
and why they ahve it

I have a question about hooking up ground wires. On my Crutchfield
wiring harnesses,{one harness connects to the head unit and the other
connects to the factory harness.} there are two ground wires. There is
also the ground wire from my Sirius satellite tuner.The Crutchfeiled

hey yall i have 2 10" oz audio matrix series and im using a audiobahn A1502DP
1800 watt amp. and everything was well untill the other day i was hittin it
and it jus stopped workin i mean i knio its the fuses cus i jus blew one and
i changed it but it did it again . my question is ...

Does anyone happen to know what impedence the speakers are in Mark Levinson
sound systems?  Specifically in the new Lexus IS250/350.
Thanks,
Tony

Anyone know what ampage of wire I would need to wire in a 2x30W SoundLab
Amp? It only has a 5Amp fuse on the constant live.
Also, what size of fuse would I need for the fuse that goes near the
battery?