You have unpressure treated wood in direct contact with the concrete which is a big no no.
It would be far better to get rid of all of that and build a real 2 X 4 wall away from the foundation and fire block the top of the wall,
Then you would have room for the wiring, more insulation.
It would be far better to get rid of all of that and build a real 2 X 4 wall away from the foundation and fire block the top of the wall,
Then you would have room for the wiring, more insulation.