Teardown Reveals New 13-Inch MacBook Air SSD is Nearly Twice as Fast as SSD in New 11-Inch MacBook Air - MacRumors
MacBook Pro with Retina display review (13-inch, 2015) | Engadget
Restored Apple Macbook Pro 13.3-inch (Retina) 2.7Ghz Dual Core i5 (Early 2015) MF839LL/A 128GB SSD 8 GB Memory 2560x1600 Display Mac OS X v10.12 Sierra Power Adapter Included (Refurbished) - Walmart.com
Restored Apple Macbook Pro, 13.3-inch Laptop (Retina), 2.7Ghz Dual Core i5 (Early 2015) MF839LL/A 256 GB SSD, 8 GB Memory, 2560x1600 Display, Mac OS X v10.12, Sierra Power Adapter (Refurbished) - Walmart.com
How-To: Upgrade the SSD in your MacBook Air or Retina MacBook Pro, boosting size & speed - 9to5Mac