Amazon.com: Odyson - 768GB SSD Replacement for MacBook Pro 13" A1425 & 15" A1398 (2012, Early 2013) : Electronics
The next-gen MacBook Pro with Retina Display: SSD Analysis
MacBook Pro Retina (Mid 2012): SSD Replacement - YouTube
After SSD upgrade, 2012 MBP went from barely functional to saving me $3k : r/mac
Install WD Blue M.2 SSD into MacBook Air mid 2012 - Björns Blog
NEW Apple SSD Upgrade 1TB For MacBook Pro Retina 13" 15" 2012 2013 A1425 A1398 | eBay
Macbook Pro SSD Drive Upgrade 128GB Sierra 10.12 2.5 2011 2012 A1278 solid state 619659084141 | eBay
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: Padarsey 2nd HDD SSD Hard Drive Caddy Tray Replacement for MacBook Pro 13/15/17 inch A1278 A1286 A1297 2008 2009 2010 2011 2012 Internal Laptop CD/DVD-ROM Optical SuperDrive Adapter to 2.5 Inch 9.5MM : Electronics
How to Upgrade MacBook Pro Retina SSD -mac&egg-
Upgrade Your Macbook Pro (SSD Upgrade, RAM Upgrade, Optical Drive Bay Adapter) - YouTube
Teardown of Mid-2012 MacBook Air Reveals Tweaked SSD Connector - MacRumors
Macbook Pro Mid 2012 SSD Upgrade - YouTube
GUIDE] Assemble NVMe SSD to A1278 MacBook Pro (MBP 13-inch 2012 + NevBolt-1) - YouTube
500GB SSD Upgrade Macbook Pro 13 15" 2011 2012 A1278 A1286 A1297 High Sierra | eBay
OWC SSD Kits For MacBook Pro Retina Display 2012 - 2013