A Custom Form Factor PCIe SSD - The 2013 MacBook Air Review (13-inch)
Amazon.com: PCIe NVMe Gen3x4 SSD 1TB 512GB 256GB 128GB 3D TLC NAND Flash Hard Drive SSD Replacement for Macbook Air 2013-2017, Macbook Pro Retina 2013-2015, iMac 2013-2017, Mac Pro 2013, Mac Mini 2014 (1TB) : Electronics
USB 3.0 SSD Enclosure for 2013 2014 2015 Apple MacBook Air Pro Retina SSD Adapter with Cable, USB External Reader for (2013-2017 Year) A1465 A1466 A1398 A1502 SSD (12+16 pin) - Newegg.com
SSD Upgrade Kits for MacBook Air 2013 - 2017
PCIe SSD Performance - The 2013 MacBook Air Review (13-inch)
256GB 512GB 1TB SSD For Macbook Air A1465 A1466 EMC2631 2632 2925 MacBook Pro A1398 A1502 iMac A1418 A1419 Upgrade SSD Capacity - AliExpress
2013 MacBook Air NGFF PCIe SSD Review (256GB) - Pre-Configured MBA Doesn't Set The 'PC' Performance Bar | The SSD Review
MacBook Air 11"/13" (A1465/A1466) and Pro Retina 13"/15" SSD
256 GB SSD Hard Drive MacBook Air Pro A1465 A1466 A1502 A1398 – 2013 2017 - Apple
256 GB SSD MacBook Air Pro A1465 A1466 A1502 from late 2013 - used original spareparts for Macs
Teardown of New Mid-2013 MacBook Air Reveals Smaller SSD, Increased Battery Capacity - MacRumors