Pre-Owned MacBook Pro 13" Touch Bar MPXV2LL/A Core i5 3.1Ghz 8GB RAM 256GB SSD (Good) - Walmart.com
13'', MacBook Pro reacondicionado - Apple Macbook Pro 12,1-Impecable 13.3'' | Reacondicionado | Core i7 3.1GHz | 16 GB RAM | 256 GB SSD M2 2560x1600
Install and replace memory in your Mac Pro (2019) - Apple Support
Ultimate 11-Inch MacBook Air Upgrade - YouTube
Apple MacBook Pro Laptop Core i7 3.1GHz 16GB RAM 1TB SSD 13" MF843LL/A - Good | eBay
CMS 8GB (2X4GB) DDR3 10600 1333MHZ Non ECC SODIMM Memory Ram Upgrade Compatible with Apple® iMac 27-Inch 3.1Ghz Intel Core I5 (Mc814Ll/A) - A29 at Amazon.com
A-Tech 16GB (2x8GB) RAM for Apple MacBook Pro (Early/Late 2011), iMac (Mid 2010 27 inch 4-Core, Mid 2011 21.5/27 inch), Mac Mini (Mid 2011) | DDR3 1333MHz PC3-10600 204-Pin SODIMM Memory Upgrade Kit at Amazon.com
CMS 16GB (2X8GB) DDR3 12800 1600MHz Non ECC SODIMM Memory Ram Upgrade Compatible with Apple® iMac Core I7 3.1 21.5-Inch (Late 2012) - A7 at Amazon.com