rovert
+1y
If they are 4 ohm subs, they can be wired to a 1.33 ohm load. Memphis makes a 16-PRD1000.1 (stable down to 1 ohm) which sould make 700-800 watts at that imp. and that sould be perfect power for those comps. Woofersetc.com has that amp for about $290, for a suggestion.