best upgrade: RunCam Micro + 3s !!! flies really better !!!
now 120g maybe lower :)
the new and "good" PIDs can you finde here: https://youtu.be/XqsO_5_1N4U
Setup:
Kingkong Fly Egg 130
original vtx
original Kingkong propellers 2.8"
Runcam Micro
nano-tech 450mah 3s 65c
Skyzone V2 3D
Taranis Q X7