Help!! 1000 Watt Speakers

HI guys i picked up a set of 1000 watt speakers for 30 euro;)
pioneer will a standard pick up like normal speakers! there 4 ohm ? i dont really have a clue what im doing to wire them in my ice consists of:
pioneer head unit (2 pre out)
fusion 1000 watt amp
fusion 1000 subwoofer
x2 pioneer 1000 watt speakers
x2 silver crest 200 watt speakers

my amp has 4 terminals 2 plus and 2 minus for sub and speakers, i do not know what way im ment to wire these in? i just connected them the same way as my old speakers and they played very low( wire spliced into wire behind radio)
if anyone can help few pics