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996 / Engine & intake

Porsche 996 911 Air Oil Separator (AOS) Replacement DIY - PCV System (1999-2008 Carrera 3.4L & 3.6L)

Multiple model years / engines; check 3.4L applicability

Add to repair workspace
Open repair workspace
Watch the original
FCP EuroSource video · Content and exact fitment unreviewed
Porsche workshop API
Written manual

Read the free Fullymatted video manual with source timestamps · Original video: FCP Euro.

How we use sources · Steps follow the credited source; they do not establish independent verification or exact vehicle fitment.