Macbook Pro SSD Upgrade (2011/2012/2013) - YouTube
Early 2011 MacBook Pro 15" 16 GB RAM & Hard Drive Upgrade - YouTube
Replace your 2009-2012 MacBook Pro HD with an SSD
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
Amazon.com: Sintech M.2 NGFF SSD 18Pin Adapter Card for Upgrade 2010-2011 Year MacBook Air : Electronics