A1286 8GB RAM - Memory (PC3-10600) for MacBook Pro 15" 13" A1278 , MacBook Pro 17" (Early 2011-Late 2011)
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
Apple MacBook Pro 2011 Memory 16GB 2x8GB DDR3 1333MHz RAM