...but the 16 is Monster THX cert that I use for surrounds...
Justin, please don't get sucked in by the 'monster'. You're only paying for the name, and the proceeds go to their lawyers so they can sue anyone who uses 'Monster' in their name. Almost any decent copper wire from Monoprice, Home Depot, Axiom, etc. will do the job.
I started out with nothing & I've still got most of it left M60 VP160 QS8 EP350 M22 VP100 Algonquins