I used a Samsung EVO 970 NVMe and a Sintech M.2 to Apple PCIe Adapter.
Also replaced the SATA HDD..
I couldnt be more happier with the result:
[image|1667270]
See images I posted on Instagram:
https://www.instagram.com/p/Bs0loRDga6c/
https://www.instagram.com/p/Bs06bPLAz1p/