MacBook Pro 13" Unibody Early 2011 RAM Replacement - iFixit Repair Guide
Apple MacBook Pro Late 2011 8GB Memory & SSD Upgrade - YouTube
Boost 2011 MBP Performance with 1600MHz RAM
How To: Install RAM in Macbook Pro (Unibody - 2009 to 2011) - YouTube
How to Upgrade RAM in MacBook Pro 17" 2011 16GB Install Tutorial - YouTube
How to upgrade the memory in a Non-Retina 15-inch MacBook Pro 2011-2016 MacBookPro8,1 MacBookPro9,1 - YouTube
16GB 1333 MHz DDR3 Memory for 2011 MacBook Pro and iMac
Memory/ RAM Upgrades For Apple MacBook Pro 2011 from OWC
Memory/ RAM Upgrades For Apple MacBook Pro 2011 from OWC
8GB -2x4GB Memory Ram Upgrade Apple MacBookPro-8.1 Early 2011 13" Core i7 2.7GHz | eBay
OWC 16GB (2x8GB) ram Upgrade PC3-12800 DDR3L 1600MHz sodimm 204 Pin CL11 Memory Upgrade Kit Compatible with Late iMac, Mac Mini, and MacBook Pro Computer at Amazon.com
Adamanta 16GB (2x8GB) Apple Memory Upgrade DDR3L 1600MHz SODIMM Compatible for iMac (Mid 2011, Late 2012, Early/Late 2013, Late 2014, Mid 2015), MacBook Pro (Early/Late 2011, Mid 2012), Mac Mini at Amazon.com