German O-Ring for Oil Separator Vent Line Connection (18.77 X 1.78 mm) for Porsche 911/993/Boxster (1997–2003)

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This replacement German O-Ring fits Porsche 911/993/Boxster (1997–2003) applications listed in the fitment table below. It seals the service connection so fluid, air, or vacuum sta ys contained where the joint is assembled.A fresh seal helps keep the repair clean and reduces the chance of chasing small leaks later.Technical Details Manufacturer part number: 99970715440 Type: O-Ring Application range: Porsche 911/993/Boxster (1997–2003) Fitment & CompatibilityUse the fitment table below to confirm year, model, submodel, and application notes before ordering.If you want help confirming the application, send us your VIN. PMB Performance has spent over 20 years working through Porsche fitment details, model changes, and service parts. Year Make Model Submodel Notes 1999 Porsche 911 2000 Porsche 911 2001 Porsche 911 Carrera 2002 Porsche 911 Carrera 2003 Porsche 911 Carrera 2001 Porsche 911 Carrera 4 2002 Porsche 911 Carrera 4 2003 Porsche 911 Carrera 4 2002 Porsche 911 Carrera 4S 2003 Porsche 911 Carrera 4S 2002 Porsche 911 Targa 1997 Porsche Boxster 1998 Porsche Boxster 1999 Porsche Boxster 2000 Porsche Boxster 2001 Porsche Boxster 2002 Porsche Boxster Show more