This old baby working fine still!!! (Early 2011 17inch MacBook Pro upgraded to 16GB Ram and 1TB SSD) : r/macbook
MacBook Pro 13" Unibody Early 2011 RAM Replacement - iFixit Repair Guide
MacBook Pro 13" Unibody Early 2011 RAM Replacement - iFixit Repair Guide
A-Tech 2GB RAM for Apple MacBook Pro (Early/Late 2011), iMac (Mid 2010, Mid/Late 2011), Mac mini (Mid 2011) | DDR3 1333MHz PC3-10600 SODIMM 204-Pin Memory Upgrade - Newegg.com
MacBook Pro: How to remove or install memory - Apple Support
MacBook Pro 13" Unibody Early 2011 RAM Replacement - iFixit Repair Guide
Apple MacBook Pro 15” LATE 2011, 320GB HDD, i7 2.2GHz 8GB RAM Laptop READ | eBay
Timetec 16GB KIT(2x8GB) Compatible for Apple DDR3L 1600MHz for Early/Mid/Late Mac Book Pro(2011-2012), iMac(2011-2015), Mac Mini(2011-2012) MAC RAM at Amazon.com
MacBook Pro 2011 RAM ram memory 4gb | eBay
Upgrade RAM in a MacBook Pro (early 2011) - YouTube
SOLVED: Upgrading Memory on MacBook Air 2011 11 inch Model - MacBook Air 11" Mid 2011 - iFixit
MacBook Pro 13" Unibody Early 2011 RAM Replacement - iFixit Repair Guide
OWC 8GB (2 x 4GB) PC12800 DDR3L 1600MHz SO-DIMMs Memory Ram Upgrade Compatible with 2011-2015 iMac, 2011-12 Mac Mini, and 2011-2012 MacBook Pro (Non-Retina Display) Models (OWC1600DDR3S08S) at Amazon.com
A-Tech 4GB RAM for Apple MacBook Pro (Early/Late 2011), iMac (Mid 2010, Mid 2011, Late 2011), Mac Mini (Mid 2011) | DDR3 1333MHz PC3-10600 204-Pin SODIMM Memory Upgrade Module at Amazon.com
16GB MacBook Pro RAM Upgrade (2011/2012/2013) - YouTube
8GB RAM Upgrade for 2011 MacBook Pro & Mac Mini Core i5 & i7 – $34 | OSXDaily