seems every time i come into money and i plan on buy something for my car, something goes wrong
so this time i want to stick with it
either want to go with:

350W RMS, 4-Channel ZX Series Amplifier
i'd either:
use them for my front 4x6 and back 6x9's
or
use two chanells for my back 6x9's and use the last two channels for a 10" sub i have
or

300W RMS, Monoblock ZX Series Class A/B Amplifier
and

10" Dual 4 ohm Punch Stage 2 Series Subwoofer
and get some 1" MDF from a friend and make the ideal sealed box suggested by RFG itself
180$ vs 240$
i have 250$ cash on hand
suggestions or thoughts?
Before i had a
http://images.sonicelectronix.com/images/142849/main/2subs_07cvr124.jpg powered by a
http://ecx.images-amazon.com/images/I/41i3GINlr4L._SL500_AA300_.jpg wired on a 4ohm load a beleive, and it still shook my car, so i figured the p2 would do better