I just saw this online, and blew my mind. I think my next big project is to extend my reactive load with this and a D class amp.
https://amt-sales.com/cabsim/amt-pangaea-cp16a/The great thing is that the module supports Bluetooth as well, there's an app where you can tune it via USB (EQ, Reflections, etc...)
https://amtelectronics.com/new/manuals/AMT-Pangaea-CP-16M-ENG.pdf