Oil System & Pipes


- Porsche 997 MK1 Carrera 2S 3.8L 2005-08
- Porsche 997 MK1 Carrera 4S 3.8L 2005-08

Fits:
Porsche 997 S 3.8L
Click 'Zoom in' for large parts diagram.
Diagram ref no 13
Related reference numbers
Related, superseded, cross reference or alternative numbers for comparison.
99710602402
The product you are viewing cross references to these numbers





- Porsche Boxster 986 2.5L 1997-99
- Porsche Boxster S 986 3.2L 1999-02
- Porsche Boxster 986 2.7L 2003-04
- Porsche Boxster S 986 3.2L 2003-04
- Porsche 964 (911) C2 1989-93
- Porsche 964 (911) C4 1989-93
- Porsche 964 (911) RS 3.6L 1991-93
- Porsche 964 (911) RS 3.8L 1991-93
- Porsche 964 (911) TURBO 3.3L 1991-93
- Porsche 964 (911) TURBO 3.6L 1991-93
- Porsche 993 (911) C2 1994-97
- Porsche 993 (911) C4 1994-97
- Porsche 993 (911) RS 1994-97
- Porsche 993 (911) C2S 1994-97
- Porsche 993 (911) C4S 1994-97
- Porsche 993 (911) TURBO 1994-96
- Porsche 993 (911) GT2 1994-97
- Porsche 993 (911) TURBO S 1994-97
- Porsche 996 C2 3.4L 1997-08/01
- Porsche 996 C4 3.4L 1997-08/01
- Porsche 996 C2 3.6L 09/01-2005
- Porsche 996 C4 3.6L 09/01-2005
- Porsche 996 C4S 3.6L 09/01-2005
- Porsche 996 TURBO 2000-05
- Porsche 996 GT2 2001-05
- Porsche 996 GT3 MKI 1999-02
- Porsche 996 GT3 MKII 2003>>
- Porsche 996 GT3 RS 2003-04
- Porsche 997 MK1 Carrera 2 3.6L 2005-08
- Porsche 997 MK1 Carrera 2S 3.8L 2005-08
- Porsche 997 MK1 Carrera 4 3.6L 2005-08
- Porsche 997 MK1 Carrera 4S 3.8L 2005-08
- Porsche 997 MK1 TURBO 2007-09
- Porsche 997 MK1 GT3 2007-09
- Porsche 997 MK1 GT2 2007-09

Fits:
Porsche 911 - 1978 to 1989
Porsche 964 - 1989 to 1994
Porsche 993 - 1994 to 1998
Porsche 986 Boxster - 1997 to 2004
Porsche 996 - 1997 to 2005
Porsche 997.1 - 2005 to 2008
Related reference numbers
Related, superseded, cross reference or alternative numbers for comparison.
99951255400
The product you are viewing cross references to these numbers





- Porsche 997 MK1 TURBO 2007-09
- Porsche 997 MK1 GT3 2007-09
- Porsche 997 MK1 GT2 2007-09
- Porsche 997 MKII GT3 2010-11
- Porsche 997 MKII GT2 RS 2011-13
Fits:
Porsche 997 GT3 - 2007 to 2011
Porsche 997.1 turbo - 2007 to 2008
Porsche 997.2 GT2 - 2011 to 2012
Click 'Zoom in' for large parts diagram.
Diagram ref no 2
Related reference numbers
Related, superseded, cross reference or alternative numbers for comparison.
99710631372
The product you are viewing cross references to these numbers





- Porsche 997 MK1 TURBO 2007-09
- Porsche 997 MKII GT2 RS 2011-13
Fits:
Porsche 997.1 turbo - 2007 to 2008
Porsche 997.2 GT2 - 2011 to 2012
Click 'Zoom in' for large parts diagram.
Diagram ref no 3
Related reference numbers
Related, superseded, cross reference or alternative numbers for comparison.
99710631471
The product you are viewing cross references to these numbers




- Porsche Boxster 986 2.5L 1997-99
- Porsche Boxster 986 2.7L 1999-02
- Porsche Boxster S 986 3.2L 1999-02
- Porsche Boxster 986 2.7L 2003-04
- Porsche Boxster S 986 3.2L 2003-04
- Porsche Boxster 987 2.7L 2005 -08/08
- Porsche Boxster 987 S 3.2/3.4L 2005-08/08
- Porsche 996 C2 3.4L 1997-08/01
- Porsche 996 C4 3.4L 1997-08/01
- Porsche 996 C2 3.6L 09/01-2005
- Porsche 996 C4 3.6L 09/01-2005
- Porsche 996 C4S 3.6L 09/01-2005
- Porsche 997 MK1 Carrera 2 3.6L 2005-08
- Porsche 997 MK1 Carrera 2S 3.8L 2005-08
- Porsche 997 MK1 Carrera 4 3.6L 2005-08
- Porsche 997 MK1 Carrera 4S 3.8L 2005-08
- Porsche Cayman 2.7L 987C 2006-08
- Porsche Cayman S 3.4L 987C 2005-08
Fits:
Porsche 987 Boxster / Boxster S 2005-08
Porsche 987C Cayman / Cayman S 2006-08
Porsche 996 C2 / C4 / C4S 1998-05
Porsche 997 MKI C2 / C2S Cabrio/Coupe 2005-08
Click picture for large parts diagram.
Diagram Ref No 15.
Related reference numbers
Related, superseded, cross reference or alternative numbers for comparison.
99710702105
The product you are viewing cross references to these numbers



Engine Cooling Oil System & Pipes – Precision Cooling and Lubrication for Porsche Performance
The engine cooling oil system and pipes play a crucial role in your Porsche’s performance and reliability. These components deliver and regulate oil flow between the engine, oil cooler, and filter, maintaining stable oil temperature and pressure. By keeping the oil cool and circulating efficiently, they help prevent overheating, reduce friction, and ensure smooth engine operation — even under extreme driving conditions.
At Design911, we offer a complete range of genuine and manufacturer-quality engine cooling oil system parts and pipes for Porsche models including 911, Boxster, Cayman, Cayenne, Macan, and Panamera. Each component is engineered for precision fitment, high heat resistance, and long-lasting durability, ensuring your Porsche performs exactly as its engineers intended.
What Do Engine Cooling Oil System & Pipes Do?
The oil cooling system and its connecting pipes work
together to control temperature and maintain lubrication efficiency throughout
the engine. Their main functions include:
- Transporting
oil between the engine, oil cooler, and filter housing.
- Dissipating
excess heat from the oil to prevent breakdown under pressure.
- Maintaining
stable oil pressure for consistent lubrication.
- Supporting overall engine temperature regulation alongside the coolant system.
These parts ensure your Porsche’s engine oil stays at the ideal temperature and viscosity, protecting vital internal components from wear and damage.
Why Do Oil System Pipes and Components Fail?
Even with regular maintenance, oil cooling system components
can wear out due to heat, pressure, and age. Common causes of failure include:
- Corrosion
or cracking of metal oil pipes from long-term exposure to heat and
oil.
- Rubber
hose degradation from high temperatures or oil contamination.
- Leaks
at connectors or fittings caused by vibration or poor sealing.
- Blocked
or restricted flow from sludge or carbon build-up.
- Mechanical damage from debris or impact under the vehicle.
Signs of failure can include visible oil leaks, oil pressure warnings, overheating, or the smell of burning oil.
Why Replace Faulty Oil System Parts and Pipes?
A failing oil pipe or cooler line can cause oil loss, overheating, and even catastrophic engine failure if left unchecked. Replacing worn or damaged components ensures your Porsche’s oil circulation and cooling remain efficient and leak-free.
Benefits of replacement include:
- Restored oil flow and cooling performance.
- Prevention of leaks, overheating, and engine damage.
- Improved reliability and efficiency under all conditions.
- Manufacturer-quality materials for long-term durability.
All parts in this range are built from high-grade metals, reinforced hoses, and corrosion-resistant fittings, designed to meet or exceed factory standards for performance and longevity.