The 2nd Gen kit from TCI isn't shipping yet so you won't get any first hand experience.
Check out Chad's 1st gen for a very thorough build thread and accomplishments. Including driving the car 500+ miles to Thunderhill last weekend, placing 2nd in GTV and then driving home.
https://lateral-g.net/forums/showthread.php4?t=33178
http://bangshift.com/bangshiftapex/b...the-autocross/