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
How to Upgrade the PCIe SSD in a 15-inch MacBook Pro w/ Retina display (Late 2013 - Mid 2015) on Vimeo
How to Upgrade the SSD on a MacBook Pro Retina Early/Mid/Late 2013/2014/2015 - Replacement Tutorial - YouTube
256GB SSD For 2013 2014 2015 Apple Macbook Pro Retina A1502 A1398 Macbook Air A1465 A1466 SSD Solid State Drive – Ubuntu Technologies Kenya