I used the autosocks on mine and it worked great! slipped on in seconds and stayed on. Of course I drove 15mph and took them off right after the chain section so I don't know what happens if you abuse them.
The reason I went with them is because I didn't want to use chains that can snap and...
I have the autoexe front strut bar. so to answer the question about the clunking, no it will not solve your clunking, it might actually make it worst because it changes the dynamics of the chassis flex as the suspension moves. it added a slight creek and clunk to mine that I didn't notice...
I've had the same firmware on my CX-9 since 2016 and in the beginning, the screen had the whole occasional blackout and need reboot but it somehow solved itself and actually hasn't done it in years. I still have the HUD tach which is kind of fun.
What have they done to the firmware so far that...
I used autosocks before and they are handsdown 1000x better than chains. Just don't go fast.
They slip right on and you will be on your way in 2 minutes while watching others suffer putting on chains.
Best part is no possible way it would damage the car like chains do.