[BiturboS4] 2000 F hose

Steven Lin steven at juniper.net
Mon Sep 15 10:55:16 EDT 2003

Al Adler writes:

> Hi all,
>     I've heard that the MY 2000 S4's have a part called an "F hose"
> thats prone to blowing out under boost. They apparently eliminated it
> for later model years due to it being unreliable. I was trying to find
> it on my car yesterday and all I could find that looked right was a hose
> at the back of the intake manifold that led to the brake booster - is
> that it?

The F-hose is right under the passenger bypass value (BPV).


More information about the Biturbos4 mailing list