macbook pro - Can I upgrade RAM on late 2013 retina Mac Book Pro? - Ask Different
The Super MacBook Pro Upgrade (1TB RAID SSD Upgrade + RAM Upgrade 2013) - YouTube
Apple MacBook Pro (Retina, 13-inch, Early 2015) Silver, 8GB RAM, 256GB SSD MacOS Monterey (12) Used (Grade B) - One Bite Technology - St. Albert
Memory RAM Upgrades for MacBook Pro (2012 - Late 2016)
macbook pro - Can I upgrade RAM on late 2013 retina Mac Book Pro? - Ask Different
OWC 8GB (2 x 4GB) PC12800 DDR3L 1600MHz SO-DIMMs Memory Compatible with 2011-2015 iMac, 2011-12 Mac Mini, and 2011-2012 MacBook Pro (Non-Retina Display) Models (OWC1600DDR3S08S) at Amazon.com
2.8GHz i7 Logic Board 8GB Ram -13" MacBook Pro Retina A1502 late 2013 661-8149 | eBay
MacBook Pro with Retina display dismantled by iFixit, revealing soldered RAM - The Verge