This old baby working fine still!!! (Early 2011 17inch MacBook Pro upgraded to 16GB Ram and 1TB SSD) : r/macbook
Amazon.com: 2015 Apple MacBook Pro with intel I7 (15-inch, 16GB RAM, 256GB SSD)- Silver (Renewed) : Electronics
MacBook Pro (Retina, 13-inch, Early 2015) Upgrade to NVMe M.2 SSD - YouTube
MacBook Pro: How to remove or install memory - Apple Support
Macbook Pro 2015 Memory Upgrade Factory Sale, SAVE 57%.
NEMIX RAM 16GB Kit (2x8GB Upgrade) DDR3-1600 SODIMM PC3-12800 for Apple MacBook Pro Mid 2012 / iMac Late 2012 / iMac 2013, Late 2014, Mid 2015, Mac Mini Late 2012 at Amazon.com
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
Apple MacBook Pro 15.4" (256GB SSD, Intel Core i7 4th Gen., 2.2GHz, 16GB RAM) Laptop - Silver - MJLQ2LL/A (Mid 2015) for sale online | eBay
SOLVED: Memory upgrade to 32GB - MacBook Pro 15" Retina Display Mid 2015 - iFixit
15" 15 Inch Retina MacBook Pro A1398 Mid 2015 Complete Disassembly (Almost) SSD Upgrade - YouTube
Finally upgraded from a 2015 15 inch Macbook Pro (16gb ram, amd m370x 2gb gpu, 512gb) to a 2021 16 inch (M1 Max, 64gb ram, 32 core, 1tb) : r/ macbookpro
HOW to UPGRADE your MacBook Pro! (Mid 2015) - YouTube
Apple Releases Spec-Bumped Retina MacBook Pro 15″ and Retina iMac 27″ | OSXDaily
RAM upgrade and/or SSD drive – what's the benefit?