Which Amp?

Ok, i am going with the Alpine CDA-9831 HU, factory speakers, and a JL 10w6. Which amp should i get?

if it's gonna power just one sub .... get a class D amp, probably around 500 watts

these were suggested by a crutchfield rep for the 10w6, how would they work?

Alpine MRP-M350
Profile CA600M
Profile 600MSX

hmmm nine.2 They're on sale right now too!!!