MacBook Pro 13" and 15" Retina (Late 2013-Mid 2014) SSD
Upgrade MacBook Pro to NVMe SSD | MacBook Pro Retina SSD Upgrade | 256GB to 1TB NVMe M.2 | Mid 2014 - YouTube
Amazon.com: LEVEN 1TB Mac Upgrade NVMe SSD PCIe Gen3x4 Compatible with Apple MacBook Air (2013-2017) & Pro (2013-2015), Mac Mini (2013) & Pro (2014), iMac (2013-2019) : Electronics
MacBook Pro (Retina, 13-inch, Early 2015) Upgrade to NVMe M.2 SSD - YouTube
SOLID STATE DRIVE FOR MACBOOK PRO RETINA A1502 A1398 (LATE 2013,MID 2014) - Apple Force
SSD Upgrades for 2013, 2014, and 2015 MacBook Pro
Apple Macbook Pro Retina 15 128GB SSD Hard Drive for A1398 Late 2013 2014 2015 | eBay
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