Quote Originally Posted by E46 MAN
Quote Originally Posted by JohnH
Aidan,

There's a complete package available from bavsound.com in the US or perhaps an upgrade kit from @[GERMANIKS] Germaniks.com

Have a look here too
http://forums.m3cutters.co.uk/showthread.php?t=130102&highlight=Speakers
Thanks John,

Would it be a good idea to try a sub and amp enclosure first to see what its like with the standard system? or is it just better to go for a full speaker change?
I think the speakers are so bad (for audiophiles) that you may as well replace the speakers first.