Howdy -
There are a number of different ways and options for you to lower your call.
http://986forum.com/forums/showthread.php?t=12898
M030 kit
http://986forum.com/forums/showthread.php?t=12717&highlight=M030
from someone in your region.
http://986forum.com/forums/showthread.php?t=12418&highlight=M030
And there are a number of different opinions on tires.
try the search button - top right.
We have similar color and miles on our "new" cars. I have 18s on mine and am thinking of lowering/firming the suspension as well.