I think I'm going to try the Blizzaks. I've been working with Jim (from the Porsche board) at Tire Rack and he's very helpful.
Looking for some cool black wheels.
2010 - Sterling Gray - SEL
2012 - Titanium - White Platinum Tri-Coat (SOLD 9-15-2012)
2013 - Escape Titanium - White Platinum (Delivered 9-15 )