HP Z Turbo Drive 512GB - Internal M.2 - PCI Express 3.0 x4 (NVMe)
Amazon.com: PCI-E SATA Expansion Card 6 Ports PCIe x4 to SATA 3.0 6Gbps Expansion Controller Adapter Card with 6 SATA Cables and Low Profile Bracket, Non-Raid(ASM1166) (PCIE X4 SATA 6 Ports) :
StarTech.com 4-Port USB PCIe Card - 10Gbps USB 3.1/3.2 Gen 2 Type-A PCI Express Expansion Card - 2 Controllers - 4xUSB - Windows/Mac/Linux - USB adapter - PCIe 3.0 x4 - USB 3.1 Gen 2 x 4