Apple MacBook Air 13-inch Summer 2011 review: Apple MacBook Air 13-inch Summer 2011 - CNET
Amazon.com: Dataram 512GB SSD Solid State for 11" & 13" MacBook Air Late 2010 Mid 2011 /A1370 A1369 : Electronics
Configure your own 13-inch Apple MacBook Air (2011) at OWC
Amazon.com: Sintech 18pin to SATA Adapter with USB SATA Cable for SSD from 2010-2011 MacBook AIR A1369 A1370 A1377 (Not Fit Any SSD from MacBook Air 2012-2017 Year) : Electronics