MacBook Pro 15" Unibody Late 2008 and Early 2009 RAM Replacement - iFixit Repair Guide
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
Timetec 8GB KIT(2x4GB) Compatible for Apple DDR3 1067MHz / 1066MHz PC3-8500 CL7 for Mac Book, Mac Book Pro, iMac, Mac Mini (Late 2008, Early/Mid/Late 2009, Mid 2010) SODIMM Memory MAC RAM Upgrade
8GB -2x4GB Memory Ram Upgrade Apple MacBook-6.1 Core2Duo 2.26GHz Late 2009 A1342 | eBay
Memory Upgrades for Apple iMac 2011 Up to 32GB
Replace your 2009-2012 MacBook Pro HD with an SSD
13-inch MacBook Pro Mid 2009 Memory Installation Video - YouTube