I have a new never installed and complete TWM Short Shifter kit for sale. Asking $120+ shipping. It's $159.95 from them directly.
http://www.twmperformance.com/shortshifters/toyotashortshifters/toyotamrspydershortshifters.htm

http://www.twmperformance.com/shortshifters/toyotashortshifters/toyotamrspydershortshifters.htm