Kenwood 700watt sub but what amp?

[Aaron320iSmith 0]

I got a kenwood 700watt sub the other day im just wondering what amp i shout use with it, im thinking about the 250watt sony but im not sure i really want something more powerfull than that any ideas?

[bimmer boy 21]

my mate got a fusion 500wt amp the other day and goes pretty hard with his kenwood sub but im not to sure aye i dont know much about sounds

but i did install my head deck in my car myself