I didn't specify because I use it on most rally cars. I've used it on Impreza rally cars, Evo rally cars, Peugeot, Lancia (Stratos included) etc.
Basically, the philosophy is rooted in a real life application of rally technology. I plan on working for a local rally team, so I've learned about this philosophy by speaking with my future employers.

But, there are bits and pieces that I can't tell you about.
Edit: But, since you all asked politely, I used the Evo VIII RS '03 for this, because I had wanted to get an Evo VIII anyways.