I bought the Zaino kit a year ago for my Mystic. Since the directions were a little more complicated than:
I decided to practice first on my daily driver, a black 1999 GMC Sierra.
Going through all the steps exactly according to the directions, for the first time, took about three hours altogether. Have plenty of clean white 100% cotton towels ready. The results were remarkable. I am going to try attaching a photo, but it really doesn't do justice to the shine--I could have shaved in my reflection.
Even a friend of mine who washes his truck annually commented on it.