I would love to see a Cobb Accessport solution for tuning. I'm semi-tempted to do the GIAC ECU tune but I'm balking at taking off my rear bumper and forking over $2000.
Here's a video showing the difference between a standard 991.2 vs a GIAC tuned 991.2:
https://m.youtube.com/watch?t=363s&v=Rg8xFlURy_4