Because of the OBDI you are limited to computers from 95. I know Chris Wong of www.ctamotorsports.com has/had one for sale. You might want to contact him. He is very reputable here on the boards.
Green 96 mystique gs 4cyl mtx
16.9 in the 1/4 mile @102500 miles
95SE in Midnight Red MTX
MSDS headers and y-pipe
SVT exhaust
SVT UIM
Optimized se TB.
Full pre 98 SVT body kit
15.741 @ 87.73mph :)