Looks like Ford properly responded to the Camaro SS ILE package by adding new suspension along with proper wheels and tires. I wonder how close this will be to a GT350 with the same tires?
https://www.autoblog.com/2017/10/23/2018-ford-mustang-gt-level-2-performance-pack/#slide-7129714
https://www.autoblog.com/2017/10/23/2018-ford-mustang-gt-level-2-performance-pack/#slide-7129714