Thanks for the tag @larr12 !
My apologies! We strive to answer communication within 48 hours, seems like we dropped the ball here, PMing you to get your info so I can track down where it went off the rails.
As far as your s550/s650 question... yes the systems are different. The main...
We have had several requests for a Mach 1 system as well as GT500 so they are on our radar but no definitive release date yet.
I do keep track of all the requests and send them over to our R&D team, so I will forward the info over!
Heads up for those that are looking at a system, the prices are scheduled to go up June 7th.
You can check out our systems right this way, and feel free to DM me if you have any questions.
Motoroso put both our Track and Touring Edition exhausts on their supercharged GT.
For more information on our '15-'17 Mustang GT systems head right this way.
Somethin' a little different today out of GA, AWE Touring Edition Catback-equipped Special Service Vehicle no.2021-007.
To check out this system for your GT head right this way.