Audi A5 3.0 tdi pneumatic fitting for Intake manifold

Tezz Bird

Registered User
E99E024D 882E 4F30 B0FF 4C0EC971897B
Hi all I’m new but I’m adding a boost gauge to my a5 I’m hooking it up to the intake manifold wer the brass plug is located but I can’t seem to find the right size pneumatic fitting for the hole can anyone link it me please
I’ll post the picture of a thread on this site