Save your money. MTX Terminator model TN400/4 Bridged it's 150 rms @ 4 ohm x 2 from cruchfield this would be a very good amp for your subs.But it's $199 i'm not sure what your budget is so here is another good amp not quite so high priced. Kenwood KAC-7203 2-Channel Power Amplifier
RMS Power Rating:
o 170 Watts x 2 Channels @ 4 Ohms
o 250 Watts x 2 Channels @ 2 Ohms
o 500 watts x 1 Channel @ 4 Ohms (Bridged)
* High-Pass Filter: 50 - 200 Hz, 12 dB/Octave
* Low-Pass Filter: 50 - 200 Hz, 24 dB/Octave
* Variable Bass Boost: 0 - 18 dB @ 40 Hz
* MOSFET Switching Power Supply
* Cooling fan
* CEA-2006 Compliant
* High- and Low- Level Inputs
* RCA Preamp Outputs: 1 Pair
* Tri-Way Capable (Crossover Required)
* Frequency Response: 20 Hz - 20 khz
* Dimensions: 11-1/4" L x 14-15/16" W x 2-9/16" H
* 1-year Sonic Electronix warranty
This one is $129.99
I hope this helps.