Macbook late 2009 Memory upgrade from 2gb to 8gb of ram! Big Improvements! - YouTube
Memory upgrade to 8GB on unibody MacBook - Super User
MacBook Unibody Model A1342 RAM Replacement - iFixit Repair Guide
How to Upgrade RAM in a 2009 / 2010 MacBook Pro - Memory Replacement - MacBook Tutorial - YouTube
MacBook Pro Upgrade Guide
My 2009 Macbook Unibody still running hot in 2020 with a new SSD and maxed out RAM : r/mac
Timetec 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
OWC 2GB PC8500 DDR3 1066MHz SO-DIMM Memory Compatible with Late 2008, Early 2009, Early 2010 MacBook, MacBook Pro Unibody Models, Late 2009 MacBook, 2009/2010 Mac Mini, & 2009 iMac at Amazon.com
OWC 2GB PC3-8500 DDR3 1066MHz SODIMM 204 Pin Memory Upgrade Module for Late 2008, Early 2009/2010 MacBook, MacBook Pro Unibody , Late 2009 MacBook, Mac mini, and 2009 iMac . model OWC8566DDR3S2GB System Specific Memory - Newegg.com
How to Upgrade MacBook Pro RAM, Early 2009, 17-Inch: EveryMac.com
8GB 2 X 4GB Memory for Apple MacBook Pro Core 2 Duo 2.93 GHz 15" Unibody Early 2009 RAM Upgrade (PARTS-QUICK Brand) at Amazon.com
MacBook Pro: How to remove or install memory - Apple Support
13-inch MacBook Late 2009 & 2010 Memory Installation Video - YouTube