Mazdaspeed Short Throw Shifter (for 1990-1999)
 

I bought this shifter a year ago, but never installed it. It has only 500 miles or so. Still in original box. Here is a link with more explanation. It is considered the best short throw shifter out there for a miata.

Asking $190 shipped.

http://www.srmotorsports.com/srmiataSusp.html

Sold!