please can anyone help me!! im getting really annoyed. i wanna buy a sub, but i dont know what wattage amp i need to get. i have a sony mini disc head unit, with inbuilt amplifier. and i have a dual bassbox (200 watt) in th boot. im looking to get a 400-600 watt sub which would be running with the bassbox. someone please help me and let me know about what power amp i could get. cheers.