MacBook Pro 15" Unibody Late 2008 and Early 2009 RAM Replacement - iFixit Repair Guide
Refurbished 2015 Apple MacBook Pro Core i7 2.8 15" 16GB RAM 1TB SSD
MacBook Pro 15" Unibody Late 2008 and Early 2009 RAM Replacement - iFixit Repair Guide
MacBook Pro 15-inch mid 2009 laptop Intel-Core dos Duo 2.8 GHz 6GB RAM. 500GB Sata Disk. MacOs X El Capitan version 10.11.6 Backlit keyboard. Ther for Sale in Phoenix, AZ - OfferUp
How to Upgrade MacBook Pro RAM (2009, 2010, 2011, 2012): EveryMac.com
15-inch MacBook Pro Mid 2009 Memory Installation Video - YouTube
2009 Macbook Pro 15" A1286 RAM Upgrade - YouTube
A-Tech for Apple 2GB DDR3 1067MHz / 1066MHz PC3-8500 SODIMM Memory RAM Module for MacBook, MacBook Pro, iMac, Mac Mini - (Late 2008, Early 2009, Mid 2009, Late 2009, Mid 2010) Models at Amazon.com
6GB Memory for 2007-2008 MacBook Pro, MacBook, and iMac