Thanks for the info. The picture is off of an audio web site, thats why i was wondering why they still have the speakers hooked to the reiver. I dont have an amp but im gonna go with maybe a kicker d class amp. Do you think this would be enough power, 1 amp 2 10" subs.

400W x 1 @ 2 Ohms

Recommended RMS Power: 250W
Peak Power Handling: 500W
Impedance: dual 2 ohms