$0 for me. I can't think of anything to mod that's absolutely necessary.
"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)