KLIA2 of A_A Sceneries is now looking even better since they integrated the recently designed jetways into the sim.
For now the different level of details of these static jetways allow a good framerates despite of the complexity of the airport. Now, they will try how much different it can turn with animated jetways using the FSX default feature (CTRL+J).
https://www.facebook.com/AASceneries/posts/962682437075430