Logic Board for 2015 Apple MacBook Pro Retina i7 16GB, A1398
SSD Upgrades for 2013, 2014, and 2015 MacBook Pro
MacBook Pro with Retina display review (13-inch, 2015)
MacBook Pro Retina 13 and 15-inch Early 2015 - Mid 2015 SSD upgrade - Flexx memory
Apple MacBook Pro (15-inch, 2015) review: Old-school MacBook Pro is good for the dongle averse - CNET
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
15" Retina MacBook Pro (mid-2015) Review - Laptop Reviews by MobileTechReview
Apple MacBook Pro (15-inch, 2015) review: Old-school MacBook Pro is good for the dongle averse - CNET