Car Audio Classifieds
This stuff is the real deal. I got 35ft to wire my 2-way setup and wound up not needing bi-amp. This is dual 12 gauge, twisted for serious amplification. Take a look here.
Knukonceptz product detail for KARMA SS 12 GAUGE BI-WIRE SPEAKER WIRE
Paid $50+ shipping. Would like to get $40 shipped...