UKPassats

Checked inside the turbo today and the impeller is moving badly and parts of the metal vanes are inside that section. Managed to fish a few sections out so think its a new turbo. Or engine.

When I left the car I came back to an oil puddle so it wouldn't surprise me with the amount that went through that section.

This is a picture of the back section of the turbo.

Could this be the problem?
If so is this an easy fix?

Not the best way to start my first post on here. I have owned a 55 plate B5.5 Highline estate for about two months and had no trouble at all. The car is on 124,000 and the previous and only mature owner said he got the car mapped just for a wee bit extra bhp. He reckoned about 160-170 ish. Took the ...