Fitting an M.2 SSD to the MacBook Air (2012) - YouTube
Apple Recalls Mid-2012 MacBook Air For SSD Replacement - 64GB and 128GB SSD Systems Affected | The SSD Review
Amazon.com: GODSHARK 7+17 pin mSATA to A1398 A1425 (2012 & Early 2013) Adapter for MacBook Pro Retina SSD Replacement, Mini PCIe SATA SSD Converter Card : Electronics
Amazon.com: Odyson - 128GB SSD Replacement for MacBook Air 11" A1465, 13" A1466 (Mid 2012) : Electronics
MacBook Pro 13" Retina Display Late 2012 SSD Replacement - iFixit Repair Guide
Amazon.com: Odyson - 512GB SSD Upgrade Kit Replacement for MacBook Air 11" A1465 & A1466 (Mid 2012) : Electronics