the best setup, is letting the computer control the fans.
For a '93, you will need a tuning device to activate that feature, there is a writeup on efituning site.
If you are not good with electrical, I am hesitant to give advice, I do not want to be liable
I can tell you what to do, but I will not spoon feed with wire colors or circuit numbers
When attempting these types of mods on your own, you need a good wiring diagram, not something off the net.
and understanding of circuit design.
Some fans can draw up 125amps on startup,,,,,,
that is some serious current
89 GT gr-40, KB2200(10psi), tweecer R/T,LC-1, 22gal cell, w/tailpipes.