found this on topspeed for the US Market
I thought maybe a bit more tweaks would have made it into the list.
Daytona Gray pearl effect paint
Black/Magma Red interior
19-inch Performance package: 19 inch S3 specific wheels, 235/35 summer tires and segment exclusive Audi magnetic ride
Full LED headlights
Red brake calipers
http://www.topspeed.com/cars/audi/2015-audi-s3-limited-edition-ar165525.html#main
I thought maybe a bit more tweaks would have made it into the list.
Daytona Gray pearl effect paint
Black/Magma Red interior
19-inch Performance package: 19 inch S3 specific wheels, 235/35 summer tires and segment exclusive Audi magnetic ride
Full LED headlights
Red brake calipers
http://www.topspeed.com/cars/audi/2015-audi-s3-limited-edition-ar165525.html#main