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
Kuesuny 8GB kit (2x4GB) Compatible for Apple DDR3 1066MHz / 1067MHz PC3-8500 SODIMM RAM Upgrade for Late 2008, Early/Mid/Late 2009, Mid 2010 MacBook, MacBook Pro, iMac, Mac Mini at Amazon.com
RAM Upgrades For Apple MacBook (2009 - 2010) from OWC
MacBook Pro: How to remove or install memory - Apple Support
Upgrade RAM (8GB) on MacBook 13' Late 2009 and mid 2010 [Guide] - YouTube
How to access files on failed MacBook Air – Inside my laptop
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
A-Tech for Apple 4GB Kit (2X 2GB) DDR3 1067MHz / 1066MHz PC3-8500 SODIMM Memory RAM
How To Upgrade RAM On MacBook Air? - YouTube
Timetec Hynix IC 32GB KIT(4x8GB) Compatible for Apple Late 2009 iMac 27inch DDR3 PC3-8500 1067MHz/1066MHz CL7 204 Pin 1.5V Dual Rank 2R8 Memory Module RAM Upgrade for iMac 11,1 (32GB KIT(4x8GB)) Laptop
4GB PC3-8500 RAM for Apple MacBook Late 2009 - 13 Inch MC207LL/A - MC207xx/A Memory
13-inch MacBook Pro Mid 2009 Memory Installation Video - YouTube
MacBook Pro: How to remove or install memory - Apple Support
Memory Upgrades for 2007-2009 Apple MacBook - Up to 6GB