OWC - 32GB Memory Upgrade Kit - 2 x 16GB PC19200 DDR4 2400MHz SO-DIMMs für Mac Mini , 27" und 21,5" iMac , und kompatible PCs: Amazon.de: Computer & Zubehör
SSD Upgrade-Kits – iFixit Store
iMac Upgrade-Kits – iFixit Store
Can I upgrade iMac (Late 2015) fusion drive to SSD? | MacRumors Forums
OWC In-line Digital Thermal Sensor Cable for iMac 2009-2010 HDD/SSD Upgrade (no tools, SSD requires – RamCity.com.au