Installing MacBook Pro 15" Unibody Mid 2009 Dual Hard Drive - iFixit Repair Guide
MacBook Pro 15" Unibody Mid 2009 Hard Drive Replacement - iFixit Repair Guide
How to Upgrade MacBook Pro Hard Drive (Unibody, 2009-2012): EveryMac.com
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 : Electronics
Replace your 2009-2012 MacBook Pro HD with an SSD
How to Upgrade MacBook Pro Hard Drive (Unibody, 2009-2012): EveryMac.com
Apple MacBook Pro 15" Mid 2009 8 GB 2.53 GHz Intel Core 2 Duo * MC118LL/A SSD | eBay
MacBook Pro SSD (Solid-State Drive) Upgrades - OWC
OWC SSD Upgrade Kits For MacBook Pro (2008 - 2009)
MacBook Pro 15" Unibody Mid 2009 Hard Drive Replacement - iFixit Repair Guide
OWC SSD Upgrade Kits For MacBook Pro (2008 - 2009)