Oh, about 5 years ago, I installed an NX 100 shot kit in my 2000 Odyssey. I did it all! warmer, genx 2 kit, maximizer, custom brakets, and custom throttle switch install...ran a 14.2, FYI :)
anyway, here is something I found on the NX site that will answer some questions....nitrous is, in and of itself, harmless...lol...read!
Frequently Asked Questions
I think I'll be putting the kit in my Si sedan next, right next to the eD 12" sub!