How to add a fast new SSD to your old Mac or MacBook for only $150 - 9to5Mac
How to Upgrade the SSD Storage on a MacBook Pro Retina 2013/2014/2015 | Replacement Guide - YouTube
Amazon.com: INDMEM NVMe PCIe SSD 256GB 3D TLC NAND Flash Hard Drive Replacement for Mid 2013-2017 MacBook Air, Late 2013 - Mid 2015 MacBook Pro Retina, Late 2013-2017 iMac, 2013 Mac Pro, 2014 Mac Mini : Electronics
Upgrade Macbook Pro 15″ 2014 SSD To NVMe—Part 2: The Upgrade
MacBook Pro (Retina, 13-inch, Early 2015) Upgrade to NVMe M.2 SSD - YouTube