Re: Ultra budget sub build $250
This MTX set comes with two 12" subs, an enclosure and a 250 watt mono subwoofer amp all for $205 shipped.
MTX Car Audio 2) 12" Subs/Car Amplifier/Amp/Sub Box | eBay
The same seller has a 4 gauge amplifier wiring kit for $30 shipped.
BULLZ AUDIO PPAK4BL 4 Gauge Amplifier/Amp Wiring Kit | eBay
That puts you at $235 for all NEW stuff and MTX is a good brand. I know some people here knows a 5 or 10% off coupon code for that eBay store so if you can get them that'll be even cheaper.
Sold to: Mills561, Kross6622, sleazebagger, shpatb, esmokah
Bought from: DJ Nitrous 427, 97maxima