I was able to find the OFFICIAL CM11 build. You can look it up on the CM website. They made one version for all the LTE supported galaxy S4s.
I no longer use my S4 though. I'm using the nexus 5 till the NOTE 4 is released

Sent from my Nexus 5 using XDA Free mobile app
...TURBO CHARGED NOTE 3

RETIRED: SAMSUNG GALAXY NOTE 2,XPERIA T, NEXUS 5, NEXUS 4, XPERIA ZL, MOTOROLA RAZR HD