motoadve,
They do show it available for the Cayman, so I would think it would work with the 987 :
http://www.giacusa.com/programs.php?mpid=133
Perhaps you can send them an email, I cannot find a direct number on their web site :
http://www.giacusa.com/contact_us.php
No dealers in Costa Rica, but a couple in Mexico :
http://www.giacusa.com/dealers.php
Hope this helps...
Nick