PCIe SSD Performance - The 2013 MacBook Air Review (13-inch)
Amazon.com: OWC 1.0TB Aura Pro X2 Complete SSD Upgrade Solution with Tools & OWC Envoy Pro Enclosure Compatible with MacBook Air (Mid 2013-2017) and MacBook Pro (Retina, Late 2013 - Mid 2015) : Electronics
Amazon.com: Odyson - 128GB SSD Replacement for MacBook Air 11" A1465 (Mid 2013, Early 2014), 13" A1466 (Mid 2013, Early 2014) : Electronics