For installation standalone KSDK packages please follow these instructions:
Go to www.freescale.com/ksdk and click to download
Is needed to be signed in
After that is seen standalone package for FRDM-KL43Z and KL33Z
Agree with Software Terms and Conditions
Choose installation package according to platform
Save file and install it
After installation, final folder appears at C:\Freescale\KSDK1.2.0_KL33Z_1.0.0
and Eclipse update - import package to KDS from C:\Freescale\KSDK1.2.0_KL33Z_1.0.0\tools\eclipse_update
Eclipse Update
In KDS choose Install New Software
Click Add
Choose Archive
Choose the Eclipse Update zip file located at C:\Freescale\KSDK1.2.0_KL33Z_1.0.0\tools\eclipse_update
Select update for KL33Z and KL43Z
Accept terms of the license agreement
:-) Enjoy!