OWC 6GB (2GB + 4GB) PC8500 DDR3 1066MHz SO-DIMMs Memory Compatible with Late 2008, Early 2009, Early 2010 MacBook, MacBook Pro Unibody Models, 2009/2010 Mac Mini, 2009 iMac Models at Amazon.com
Apple MacBook Pro Summer 2009 review: Apple MacBook Pro Summer 2009 - CNET
Macbook late 2009 Memory upgrade from 2gb to 8gb of ram! Big Improvements! - YouTube
My 2009 Macbook Unibody still running hot in 2020 with a new SSD and maxed out RAM : r/mac
8GB of RAM and 5,2 MacBooks (Early or Mid 2009) | MacRumors Forums
Apple MacBook Pro Mid-2009 15" Laptop | 2.53GHz | 4GB | 250GB | MacOSX – Dynamic Computer Surplus
A-Tech for Apple 4GB Kit (2X 2GB) DDR3 1067MHz / 1066MHz PC3-8500 SODIMM Memory RAM
How to upgrade MacBook Pro RAM (2009-2012) - YouTube
How to Upgrade MacBook Pro RAM (2009, 2010, 2011, 2012): EveryMac.com
15-inch MacBook Pro Mid 2009 Memory Installation Video - YouTube
Late 2009 MacBook ram compatibility | MacRumors Forums
13-inch MacBook Pro Mid 2009 Memory Installation Video - YouTube
Upgrading non-upgradable RAM inside a mid-2009 MacBook Air to a specification that Apple never sold. This little guy is now perfectly happy running in 4GB 1067MHz DDR3 RAM instead of a measly