For sparks there is a mod somewhere in this forum, but with that mod everyone has sparks, transformed or not transformed. Another way is not known atm
For the kaioken:
Atm you can change the aura, but not the red color on your character
Here is a quick color switch to purple:
If you want it different, try this way to change it in a few seconds:
For the red eyes you need to know the texture of your face (which one you chose in character creation). Then you can easily repaint it. You will allways have them tho, not only when you transform (I guess, I rarely mod nameks).
There already was a request for that dogi, it had a different base tho, so it isn't exactly like in the video (click on the picture to download):