RIPP Supercharger extra info

I went to ripp's website but they dont have the stage 1.5 posted i would like to get some more information about that.(what comes with it, the power, the cost .........) Also what would be better the ripp headers or hypet...... (somethig like that, I dont remember their name)

And with all of this how much power would i have and what can i run on the 1/4.

is anyone selling a ripp supercharger