Run your amp power and ground wires directly to the battery.
Do a search on this site and there are a couple of great how to's. They give a great over site on the over all process.
The components are your choice, but from experience spend as much as your budget allows. There are some bargains but do the research. I am far from being a audiophile, but I'm learning.
I'm pretty quick at removing the outer fairing for sure..lol
Congrats on the new bike and good luck to you.
2013 XC Sunset Red Black Out
Lloydz AF,VM1 cams & timing wheel, PCV&AT,FMB Bars,WI Mirrors,VHID's,BOAB Slip-on's, Vic Backrest & BOAB Rack, arc audio amp, Hawg Wired 6.5's. Madstad, plastidiped KW flip, RJ cheese wedges, Cree led's, CSG Frt signal relocation.