Originally Posted by Scooby-Doode
Where are all the AUDI RS4 guys that have had their motors torn down and re-built due to this very issue? Also has been a primary concern in the Porsche forums.
not sure how old this article was supposed to be, but this was a well known issue even years ago... a beat to dead topic on audi forums.
the solution is to spend $200 to get the carbon deposit cleaned... end of story. EVERYONE who does that at every oil change was able to get their power to factory level.