Apple MacBook Pro Retina 15" (256GB SSD, Intel Core i7 4th Gen., 2.20 GHz, 16GB) Laptop - Silver - MGXA2LL/A (Mid 2014) for sale online | eBay
How to use an NVMe drive to upgrade your Mac's SSD | AppleInsider
How to Upgrade the SSD Storage on a MacBook Pro Retina 2013/2014/2015 | Replacement Guide - YouTube
How to Upgrade the SSD on a MacBook Pro Retina Early/Mid/Late 2013/2014/2015 - Replacement Tutorial - YouTube
Amazon.com: 256GB SSD Hard Drive for Apple MacBook Pro Air 11" 13" 15" A1502 A1398 A1465 A1466 (Late 2013-2015) / OSX Sierra/Mac Pro A1481 : Electronics
Amazon.com: Sintech NGFF M.2 nVME SSD Adapter Card for Upgrade 2013-2015 Year Macs(Not Fit Early 2013 MacBook Pro) (Black) : Electronics
How to install an SSD on a 15-inch Retina MacBook Pro
How to give your 2012 or 2014 Mac mini a performance boost by replacing the hard drive with an SSD | AppleInsider
SSD Upgrades for 2013, 2014, and 2015 MacBook Pro
How-To: Upgrade the SSD in your MacBook Air or Retina MacBook Pro, boosting size & speed - 9to5Mac