best amp for BA 15"?

[ridinclean97]

I got a boston acoustic 15" dual 4 ohm wired @ 2 ohms. box is ported to specs. rated for 300 rms but many run 500-600 to them. So what's the best mono amp for 400-600 watts rms at 2 ohms? here's a video of one I found at 400 watts. the things barely moving. then theres this other video:

400w video :

I found this amp. rated for 650 rms at 2 ohms but bench tested 582 rms and 655 dynamic

http://www.sonicelectronix.com/item_79533_Soundstream-PN1.650D.html

any good^

I don't want to get an amp 300 watts then find out its not enough

[DTS909]

Whats your budget?

[ridinclean97]

I'd say 130

[RainStryke]

I'd suggest this:

http://www.amazon.com/Alpine-MRV-M500-V-Power-Digital-Amplifier/dp/B00BMR7UPS