17GB torrent of the navigation maps 2018: REDACTED
or as a 5 part download: REDACTED
Important note: Do not try to write the navi.img as an image onto an SD card but double-click on it and copy all files to an SD card (min. 32GB).
Then remove the original card from below the Ioniq touchscreen and insert the updated SD map card.
Greets to boeselhack!