Secret' Firmware Update Unlocks Support for 8 GB RAM on 'Late 2008' Notebooks - MacRumors
RAM Upgrades For Apple MacBook (2009 - 2010) from OWC
RAM upgrade and/or SSD drive – what's the benefit?
Rasalas 8GB Kit (2 x 4GB) PC3-8500 DDR3 1066 Mhz 1067 MHz 8500s SODIMM RAM Laptop Memory Upgrade for MacBook, MacBook Pro, iMac, Mac Mini Late 2008, Early/Mid/Late 2009, Mid 2010 204-Pin Notebook
15-inch MacBook Pro Late 2008 Memory Installation Video - YouTube
Timetec Hynix IC 8GB KIT(2x4GB) Compatible for Apple DDR3 1333MHz PC3-10600 for Early/Late 2011 13/15/17 inch MacBook Pro, Mid 2010 Mid/Late 2011 21.5/27 inch iMac, Mid 2011 Mac Mini (8GB KIT(2x4GB)) - Walmart.com
MacBook Pro RAM Upgrades (Non-Retina) - OWC
A-Tech 8GB (2 x 4GB) PC3-8500 DDR3 1066/1067 MHz RAM for MacBook, MacBook Pro, iMac, Mac Mini (Late 2008, Early/Mid/Late 2009, Mid 2010) | 204-Pin SODIMM Memory Kit
Apple MacBook (13-inch Late 2008 Aluminum) 2.4 GHz Core 2 Duo 250GB HDD 8GB RAM | eBay
A-Tech for Apple 8GB Kit (2X 4GB) DDR3 1067MHz / 1066MHz PC3-8500 SODIMM MacBook Pro (Late 2008 Early/Mid 2009 Mid 2010, 13/15/17 inch), iMac (Early/ Mid/Late 2009, 20/24/21.5/27 inch) Memory RAM at Amazon.com
MacBook Pro 15",Late-2008, 2.8 ghz Intel Core 2 Duo, 8gb Ram 750gb Hard Drive | eBay
Mid 2008 unibody MacBook with 8gb ram, 400gb SSD, and MacOS 10.15 Catalina. I used DosDude1's patcher tool. : r/mac