
German O-Ring for Oil Separator Vent Line Connection (18.77 X 1.78 mm) for Porsche 911/993/Boxster (1997–2003)
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 stays 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 & Compatibility
Use 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 |
Product Information
Product Information
Shipping & Returns
Shipping & Returns
Description
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 stays 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 & Compatibility
Use 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 |




















