I've been looking at these systems and wondered if anyone had any experience of them and are they worth it?
https://maxhaust.de/kia/komplett-set-active-sound-kia-stinger-ab-2017-inkl-app-steuerung.html
Active Sound Booster Pro
V8 Sound Modul: InCarStyle Automotive Germany – Tuning, Sportauspuff, Diffusor, Prototyping
They seem a way to get better exhaust sound without adding horse power or insurance costs.
https://maxhaust.de/kia/komplett-set-active-sound-kia-stinger-ab-2017-inkl-app-steuerung.html
Active Sound Booster Pro
V8 Sound Modul: InCarStyle Automotive Germany – Tuning, Sportauspuff, Diffusor, Prototyping
They seem a way to get better exhaust sound without adding horse power or insurance costs.

