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
Easiest Step by Step How-To Guide to Upgrading your Macbook Pro 13" Retina Mid 2014 SSD - YouTube
How to use an NVMe drive to upgrade your Mac's SSD | AppleInsider
Amazon.com: OWC 1.0TB Aura Pro X2 SSD Compatible with MacBook Air (Mid 2013-2017), and MacBook Pro (Retina, Late 2013 - Mid 2015), and Mac Mini (Late 2014) : Electronics
SSD Card Replacement for MacBook Air and MacBook Retina