Apple 2TB PCIe NVMe Flash Storage SSPOLARIS SSD - Mac Pro 6.1 Late 2013 A1481 | eBay
OWC SSD Upgrade Kits For Mac Pro Cylinder 2013
MCE Technologies 1TB SSD for Mac Pro (Late 2013): PCIe-Based 4 Lane (x4) NVMe SSD Flash Storage Upgrade - Requires macOS 10.13.x (High Sierra) or Later : Electronics
How to Upgrade Mac Pro SSD Storage (Cylinder, Late 2013): EveryMac.com
OWC SSD Upgrade Kits For Mac Pro Cylinder 2013
How to Upgrade the SSD in a 2013 Mac Pro with the OWC Aura Pro X - YouTube
What Can You Upgrade On A Mac Pro 6,1 Late 2013 Trashcan? | Pro Tools - The leading website for Pro Tools users
iFixit tears the 2013 Mac Pro asunder, finds an actually repairable Mac | Ars Technica
For M.2 PCIe SSD modules (Mac Pro (Late 2013) cylinder) | Amfeltec Corporation
1TB OWC Aura SSD for Mac Pro Late-2013 Internal Solid State Drive Upgrade
Samsung NVM Express SSD Upgrade ab Mac Pro Late 2013 6,1 A1481 | Comtecshop24.net
MacBook Pro 13" Retina Display Late 2013 SSD Replacement - iFixit Repair Guide
512GB SSD Hard Drive for Apple MacBook Pro Air 11" 13" 15" A1502 A1398 A1465 A1466 (Late 2013-2015) / OSX Sierra/Mac Pro A1481 : Electronics
1.0TB Aura Pro X2 SSD Upgrade for Mac Pro (Late 2013)
Amazon.com: 256GB SSD Hard Drive for Apple MacBook Pro Air 11" 13" 15" A1502 A1398 A1465 A1466 (Late 2013-2015) / OSX Sierra/Mac Pro A1481 : Electronics
OWC Announces First 1TB and 2TB SSD Upgrades for 2013 Mac Pro - MacRumors
Mac Pro Late 2013 SSD Replacement - iFixit Repair Guide
How to Upgrade the SSD in a Late 2013 Mac Pro with the OWC Aura Pro X2 (MacPro6,1) - YouTube