How to replace a hard drive in a MacBook Pro (Late 2008) - YouTube
A-Tech for Apple 6GB Kit (1x2GB + 1x4GB) DDR2 667MHz PC2-5300 200-pin SODIMM for MacBook (Late 2007, Early 2008, Early 2009), MacBook Pro (Mid 2007, Early 2008), iMac (Mid 2007) - Memory RAM Upgrade at Amazon.com
2008 MacBook Review: Better than a modern MacBook in many ways
Dear Apple: Please use these ideas to modernize the Mac | Ars Technica
Amazon.com: 240GB 2.5" SSD Solid State Drive for Apple MacBook (13-inch, Aluminum, Late 2008) (13-inch, Early 2009) (13-inch, Mid 2009) (13-inch, Late 2009) (13-inch, Mid 2010) : Electronics
15-inch MacBook Pro Late 2008 Hard Drive/SSD Installation Video - YouTube
How to replace HDD/SSD in MacBook Late 2008 Aluminum | Mac Cheat Sheet
MacBook Pro 15" Unibody Late 2008 and Early 2009 Hard Drive Cable Replacement - iFixit Repair Guide
OWC SSD Upgrade Kits For MacBook (2008 - 2009)
Installing MacBook Pro 15" Unibody Late 2008 and Early 2009 Dual Hard Drive - iFixit Repair Guide
How to Upgrade MacBook Air Hard Drive (Original/2008/2009): EveryMac.com
How to Upgrade the SSD in a MacBook Air (2008) - YouTube
How to Upgrade MacBook Air Hard Drive (Original/2008/2009): EveryMac.com
HDD vs SSD in a Unibody Macbook Late 2008 - YouTube
OWC SSD Upgrade Kits For MacBook (2008 - 2009)
How to Add a 2nd Hard Drive/SSD in a 15-inch MacBook Pro (Late 2008) with OWC Data Doubler - YouTube
Amazon.com: HIGHFINE 2nd 2.5'' SATA HDD SSD Hard Drive Disk DVD CD ROM Optical SuperDrive Caddy Tray Adapter for Apple Unibody MacBook/MacBook Pro 13 15 17 Early mid Late 2008 2009 2010 2011 2012.etc : Electronics
MacBook and MacBook Pro (Non-Retina) SSD Upgrade Kit
MacBook Pro 15" Unibody Late 2008 and Early 2009 Hard Drive Replacement - iFixit Repair Guide
Sata Adapter For Lif -/zif Hard Drive+ssd For Macbook Air Late 2008 Mid 2009 A1304 - Pc Hardware Cables & Adapters - AliExpress
My Late 2008 MacBook running El Capitan 10.11.6 (could use a RAM upgrade to 8GB and the HDD upgrade to an SSD to make it swifter than it is currently). : r/macbook
Install an SSD into the optical superdrive slot on a MacBook Pro | OSXDaily
Installing MacBook Pro 15" Unibody Late 2008 and Early 2009 Dual Hard Drive - iFixit Repair Guide