Originally Posted by NightmareZL1
We want to see that because GM claimed to have engineered this drastically better track car than a zl1, but compared the two while putting street tires on one and road race (slick compound) on the other. If GM wants to market their new product by comparing it to the older one, run the both in running shoes, instead of having one wear slippers (pun intended)
But shouldn't the comparo's be based on if the upgrades were either options or stock? and if the "upgrades"(tires) were stock, that would make the ZL1 less desirable because of the frequency and expense of replacing the tires.