Tread wear is rated at 280 and Zo6 guys seem to think they work good on a road track as well as in a straight line.
Should I spend ~400 on a set of 295/35/18’s
or should I go ~575 on a set of 305/35/18 nitto’s
or should I spend ~400 on the Vredestein’s and then buy a set of drag radials?