Decided to give it a try:
Nothing game changing but it's much more responsive down-low and pulls better.
A few videos:
[ame="http://www.youtube.com/watch?v=S-wOx9VyokM"]Innovate Supercharged BRZ - YouTube[/ame]
[ame="http://www.youtube.com/watch?v=v_H_NaUN7j4"]Innovate Supercharged BRZ - YouTube[/ame]
[ame="http://www.youtube.com/watch?v=t1fExbxJxEM"]Innovate Supercharged BRZ - YouTube[/ame]