820-3662-A Logic Board 2.0GHz i7 16Gb Ram MacBook Pro Retina 15" A1398 Late 2013 | eBay
A-Tech 16GB Kit (2x8GB) RAM for Apple MacBook Pro (Mid 2012), iMac (Late 2012, Early/Late 2013, Late 2014, Mid 2015), Mac Mini (Late 2012) | DDR3 1600MHz PC3-12800 SODIMM 204-Pin Memory Upgrade at Amazon.com
MacBook Pro Retina 2013 teardown: Tough fix, good parts - CNET
Refurbished Apple MacBook Pro 11,3/i7-4960HQ/16GB RAM/1TB SSD/15" RD/B (Late 2013) | Mac4sale
MacBook Pro 13" Retina Display Late 2013 Teardown - iFixit
macbook pro - Can I upgrade RAM on late 2013 retina Mac Book Pro? - Ask Different
Apple MacBook Pro "Core i5" 2.4 13" Late 2013 - i5 4th Gen, 8GB RAM, 256GB SSD - Thunder Store
A1502 Logic Board (2.6GHz Core i5, 8GB RAM) for Apple MacBook Pro Retina 13 inch A1502 Late 2013, A1502 Mid 2014| MacWave
Review Apple MacBook Pro Retina 13 Late 2013 Notebook - NotebookCheck.net Reviews
A-Tech 4GB RAM for Apple MacBook Pro (Mid 2012), iMac (Late 2012, Early/Late 2013, Late 2014, Mid 2015), Mac Mini (Late 2012) | DDR3 1600MHz PC3-12800 SODIMM 204-Pin Memory Upgrade at Amazon.com
Apple MacBook Pro Retina 13inch Late 2013… - € 199,00 - Vendora