what amp would go perfect with 2 sony xplod subs?

[darkstar]

here are the two subs i have in my car i just need a good amp and im a little bit short on money so plz keep that in mind thaxxx

http://www.circuitcity.com/ssm/Sony-12-Component-Subwoofer-XSL124P5B/sem/rpsm/oid/174300/rpem/ccd/productDetail.do