I will never change out my 359M's but I AM IN COMPLETE AGREEMENT ABOUT GUNMETAL. Gunmetal just works fantastic on Alpine White. So much so I may have my 359M's powdercoated that color. It looks fantastic and brake dust will not be as noticeable.
"what I'm driving here...is an ending." Jeremy Clarkson
2010 Carrara White Porsche Cayman 6mt
2014 Whiteout Toyota GT-86 6mt(Sold 05/23/15)
2011 Alpine White BMW M3 6mt ZCP Coupe(forced retirement 06/06/14)
2008 Alpine White BMW 328i 6mt Coupe(retired 06/21/11)