Greddy Turbo TImer

anyone have any links as to how to install this??? any help will be appreciated, i got it already, but i don't have it with me, its at my GF's house, imma install it 2morrow, but i want to know everything about it and how to install it b4 i even get there 2morrow, so hopefullly everything will go smoothly, i heard its not that hard to do.