It's this part.
https://www.corsair.com/us/en/Categories/Products/Accessories-%7C-Parts/iCUE-4000X-4000D-4000D-Airflow-PSU-Shroud-Cover-Plate%2C-Black/p/CC-8900462
I bought it at Megekko, dutch webshop.
Hi I just bought a Corsair 4000d airflow but now i'm missing the psu shroud cover plate. Is this supposed to be included or do you have to buy it separataly?