Maybe try heating things up a bit with a propane torch and maybe a flame spreader. Then try scraping.

I was cracking up just watching Robert throwing things at it. That alone was worth the time spent.

White injectors
DW200 fuel pump w/ wiring kit
Wideband AFR setup
Contact Aaron @ Vast Tuning for your ECU

And Welcome !

^ Those are the black version. I haven't seen the clears for sale in a quite a few years.

Taking this " sci-fi " thread a little further - We all end up in self-driving cars, that are all made by the same manufacture, that never go faster than what some bureaucratic entity decides is appropriate, and can be effectively seized by the " authorities " for violations. But...

I believe your experiencing Low Pressure Turbo Syndrome
I'm not sure about your ECU - I would think there would be a sticker on it if it's a tuned unit from IPD.

Generally speaking, " Made in Russia " doesn't strike me as meaning quality.

You've done well by them all. And they know it.

Remember to correctly index the metal tabs on that plate to the end of the camshaft. It will go on both ways, but the car will not start if the plate is 180* off.

I can't comment on the pipe / hose since I don't have SAS. But stuff a rag or something in that turbo. IF any thing happened to drop into there.....