De Young 2nd SATA HDD SSD Hard Drive DVD CD ROM Optical SuperDrive Caddy Tray Adapter for Unibody MacBook/MacBook Pro 13 15 17 Early mid Late 2008 2009 2010 2011 2012 : Amazon.ca: Electronics
How-To: Upgrade the SSD in your MacBook Air or Retina MacBook Pro, boosting size & speed - 9to5Mac
Installing MacBook Pro 15" Unibody Late 2008 and Early 2009 Dual Hard Drive - iFixit Repair Guide
hard drive - MacBook Late 2008 SSD Upgrade - Ask Different
RAM upgrade and/or SSD drive – what's the benefit?
OWC SSD Upgrade Kits For MacBook Pro (2008 - 2009)
MacBook Pro Upgrade Guide
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
Secret Apple update for MacBooks?
MacBook Pro 2008, Review 8 Years Later | Savjee.be
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
Amazon.com: 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