Does anyone have this on thier auto I30's????
 

I wanted to know does any have this.
The cattman TECU-M 1995-1996 Maxima/I30 all models w/ automatic transmission.

What exactly does this do?
Wil this decrease 0-60 and 1/4 times in my 1996 I30?
How does this work?
Where does does plug into?
Is this worth getting?