Lonewolf - If I read your earlier post correctly, your inside source said that we can swap the brake module for the Z28 module and have a more aggressive ABS "tune" (assuming running Z28 tire/wheel combo)? I'm wondering if it's just the module or the entire setup:
https://www.amazon.com/ACDelco-22966.../dp/B00S0IAJ3W
https://www.amazon.com/ACDelco-22966...words=22966396