Interesting article, it looks as if they are showing love to the US. They're (STILL) working on a louder exhaust, tweaking the premium stereo for more bass, and special editions are coming next year....
https://www.cnet.com/roadshow/news/kia-is-still-tuning-the-stinger-for-us-loud-loving-americans/
https://www.cnet.com/roadshow/news/kia-is-still-tuning-the-stinger-for-us-loud-loving-americans/