MacBook Pro 15" Unibody Late 2008 and Early 2009 RAM Replacement - iFixit Repair Guide
Even after 12 years, my late 2008 MacBook Pro hasn't given up. Upgraded it to 8GB of ram, added an SSD, and patched it with MacOS Catalina. Still use it everyday. :
MacBook Pro: How to remove or install memory – Apple Support (UK)
Apple's unibody MacBook Pro: an in-depth review with video | AppleInsider
MacBook Pro: How to remove or install memory - Apple Support
Buy 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
Buy 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
MacBook Pro 15" Unibody Late 2008 and Early 2009 RAM Replacement - iFixit Repair Guide
Hynix IC 8GB KIT2x4GB Compatible for Apple DDR3 1067MHz1066MHz PC38500 SODIMM RAM Upgrade for Late 2008 EarlyMidLate 2009 Mid 2010 MacBook MacBook Pro iMac Mac Mini 8GB KIT2x4GB - Newegg.com
RAM upgrade options for a first generation 15" MacBook Pro - Ask Different
MacBook Pro 15" Unibody Late 2008 and Early 2009 RAM Replacement - iFixit Repair Guide
How to Upgrade MacBook Pro RAM, Late 2008, 15-Inch: EveryMac.com
Photo tutorial: Upgrading a MacBook Pro with an SSD | Computer Memory Blog – hints & tips, know-how, wiki, tutorials, troubleshooting, news, purchasing advices
Sold: 15-inch MacBook Pro Late 2008 // $350 - Denver Mac Repair
Timetec Hynix IC 4GB Compatible for Apple DDR3 1067MHz / 1066MHz PC3-8500 SODIMM Memory RAM Upgrade for Late 2008, Early/Mid/Late 2009, Mid 2010 MacBook, MacBook Pro, iMac, Mac Mini (4GB) - Walmart.com
MacBook Pro Memory Upgrade Kits (2008, 2009 and 2010)