Amazon.com: 480GB 2.5" SSD Solid State Drive for Apple MacBook Pro (15-inch, Early 2011) (17-inch, Early 2011) (13-inch, Early 2011) Laptops : Electronics
MacBook Pro SSD Upgrade (2011/2012/2013) How to Upgrade MacBook Pro Hard Drive to SSD - YouTube
MacBook Pro 13" Unibody Late 2011 Hard Drive Replacement - iFixit Repair Guide
How to Install a SSD or HDD in a 13-inch MacBook Pro 2011 - UPDATED - YouTube