Default Modem

Hey guys.
I just wanted to know if anything would go wrong if I flashed the new DDUGML4 modem on my S3.
I'm currently on CM11 nightlies.

Sent from my GT-I9300 using xda app-developers app
Xperia Arc S
Rom - Xperia Ultimate HD 5.0.1
Kernel - Lupus V16

Galaxy S3 i9300
Rom - ParanoidAndroid 4.42
Kernel - Stable Boeffla Omni V2.3

Galaxy S4 i9505
Rom - Omega V33
Kernel - Googy-Max3 Kernel 1.1.0

Galaxy Note 3 N9005
Rom - Omega V20
Kernel - SkyHigh V3.3