I'd be skeptical about anything except lowering impedance, by going with a 14 gauge wire or 14-2 twisted pair. I had a monster cable for SPDIF, darn thing worked for about 1 month, cracked, then I went and bought a $30 cable which has worked like a charm.
"You're gonna eat lightening and crap thunder..You're gonna be a very dangerous person."
Mickey Goldstein to Rocky Balboa
Enough Klipsch products, which only leads to the desire for more.