I have some question about turning your XM generator into 2 generators. Do I need a remote in out 1 as well as out 2?

You can either wire up a remote to each output, or you can mix them using the boost and one remote plugged into it's respective port. The choice is yours.

For more details, please check the link:
http://www.spooky2.com/forums/viewtopic.php?f=6&t=4470&start=15