Quote Originally Posted by cruzanrs6 View Post
So on the UK o. Turbo Rebuild Limited, their email back to me stated they no longer showing any options for the RS6 turbos.

Scroll is no longer in business, the Co that acquired them has only one side available as "new unit"
There have got to be some general turbo rebuild companies in the US. The RS6 ko4 isn't that unique, very similar to ko3 which there are tons of for almost all lower displacement Audi's. And it's still just a turbo...

Here's a quick google hit, Borg Warner is all you really need. https://www.timsturbos.com/turbocharger-rebuilding/