3.73 gears, tune, and CAI. It's a different car after those few changes. I'm interested in the Corbeau seats too. How are they working out for you? I've sat in the Recaro's and loved them but I just have a hard time parting with $3K.
2011 Shelby Convertible w/SVT Performance & Electronics Packages
2011 Shelby GTS V6 Convertible, AT, CAI, Aluminum DS, 3.73, Tune