yes low impedance I purchased them new never even took them out of the packaging... I paid over 380 shipped. My loss ur gain $300 shipped Feb 24, 2013
Signature87 GN 109 block, Fully PP heads, Comp 221/221 cam, 60# motrons, GN1 d/p w/wastegate, CPT66, XFI, 3500 L/U Vigilante "0" pump, front Mount Intercooler, Spal Fans, Hotwired fuel pump, Razor's Alchy, 3.5 Mass air (on Uppipe), HR antiroll kit.
Fired her UP!!!!!!:biggrin: :biggrin: :smile: Hoping for 10.9's well.... hoping it don't break!!