How-To: Upgrade the SSD in your MacBook Air or Retina MacBook Pro, boosting size & speed - 9to5Mac
Buy SUBAMT 512GB SSD for MacBook Air (Mid 2013-2017), MacBook Pro(Retina, Late 2013-Mid 2015), Mac Pro(2013) & Mini (2014), iMac(2013-2017) Gen3x4 NVMe Solid State Drive Upgrade Kit (Mac-512GB) Online in Japan. B09QHWXVSV
960GB Transcend JetDrive 825 Thunderbolt PCIe SSD Upgrade Kit for Mac
Macbook Air 256GB SSD for 11" 13" Mid 2013 - Early 2015
How to Upgrade & Replace an SSD in MacBook Air | OSXDaily
Upgrading 2013/2014 Macbook Pro SSD to M.2 NVMe | MacRumors Forums
SSD Upgrades for 2013, 2014, and 2015 MacBook Pro
Macbook Air 256GB SSD for 11" 13" Mid 2013 - Early 2015
1TB OWC Aura PCIe SSD SSD Upgrade Kit for Mid-2013 and Later MacBook Air / MacBook Pro Retina