One of the most amazing aspects of the Google Nexus experience is always being first in line for Android updates. However, some of us Nexus loyalists still decide to take the software experience into our own hands by installing custom firmwares.
What does a Galaxy Nexus owner with an aftermarket recovery partition do when a shiny new update comes out? While you could restore to the factory images completely, wipe your /data and /recovery partitions, XDA Recognized Developer Chainfire has made it much easier for your by releasing a stripped down version of the ICL53F update compatible with both the GSM (yakju) and the LTE (mysid) models.
Here is the stripped version of ICL53F.
Stripped meaning no bootloaders, no recovery (so you keep your current CWM), and no wipe.
Continue to the ROM thread to get started. Be sure to say thanks, as few developers consistently release as many high quality releases as he.