Oil Radiators / Heat Exchangers

- 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
Models: Boxster, Cayman, 996 and 997 models (excludes GT3 and turbocharged models).

This kit is best used on track only vehicles as ground clearance will become an issue due to the extension.
Fits:
Porsche Boxster 986 / 987.1
Porsche 996 (excluding Turbo, GT2/GT3 models and cars with factory power upgrade – option code X51)
Porsche 997.1 (excluding Turbo and GT2/GT3 models)
Porsche Cayman 987.1
Scavenging and aeration in the oil pan have been identified as a problem in the 996, 997 and Boxster models that experience high G-forces on the racetrack. Motorsports 2 Quart Deep Sump Oil Pan Kit for all 986/996/987/997 Porsche's (excluding GT3, GT2 Turbo and DFI models). This deep sump kit is an extension added to the original oil pan, increasing oil capacity by 2 quarts, helping with oil starvation problems these vehicles commonly have.
Kit Includes:
- 2Quart Pan Extension
- Oil pickup spacer
- Extended Hexagon Head Bolts (x15)
- Aluminium spacers for baffle (x3)
- Stainless oil trap
Please order extra
1 x 703141410 Reinzosil Universal Sealing Compound
2 x 99710701600 Oil tubes
For Installation Instructions CLICK HERE
Related reference numbers
Related, superseded, cross reference or alternative numbers for comparison.
996107032XX
The product you are viewing cross references to these numbers





- Porsche Boxster S 986 3.2L 1999-02
- Porsche Boxster S 986 3.2L 2003-04
- 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 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 4 3.6L 2005-08

Fits:
Porsche 996 1998-05
Porsche 997 3.6L
Porsche 986 Boxster S 3.2L
Porsche 987 Boxster S 3.4L
Click 'Zoom in' for large parts diagram.
Diagram Ref No 18.
Related reference numbers
Related, superseded, cross reference or alternative numbers for comparison.
99610702559
The product you are viewing cross references to these numbers




- Porsche Boxster S 986 3.2L 1999-02
- Porsche Boxster S 986 3.2L 2003-04
- 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 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 4 3.6L 2005-08

Fits:
Porsche 996 1998-05
Porsche 997 3.6L
Porsche 986 Boxster S 3.2L
Porsche 987 Boxster S 3.4L
Click 'Zoom in' for large parts diagram.
Diagram Ref No 18.
Related reference numbers
Related, superseded, cross reference or alternative numbers for comparison.
99610702559
The product you are viewing cross references to these numbers




- Porsche Boxster S 986 3.2L 1999-02
- Porsche Boxster S 986 3.2L 2003-04
- 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 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 4 3.6L 2005-08

Fits:
Porsche 996 1998-05
Porsche 997 3.6L
Porsche 986 Boxster S 3.2L
Porsche 987 Boxster S 3.4L
Click 'Zoom in' for large parts diagram.
Diagram Ref No 18.
Related reference numbers
Related, superseded, cross reference or alternative numbers for comparison.
99610702559
The product you are viewing cross references to these numbers



Oil Radiators & Heat Exchangers – Optimal Temperature Control for Porsche Performance
Oil radiators and heat exchangers are crucial components in your Porsche’s engine and transmission cooling systems. They regulate oil temperature by transferring heat away from the lubricating or hydraulic fluids, ensuring consistent performance, efficient lubrication, and long-term engine protection — even under extreme driving conditions.
At Design911, we offer a complete range of genuine and manufacturer-quality oil radiators and heat exchangers for Porsche models including 911, Boxster, Cayman, Cayenne, Macan, and Panamera. Each unit is engineered for precise fitment, efficient heat transfer, and long-lasting reliability — maintaining the high-performance standards that Porsche vehicles are known for.
What Do Oil Radiators & Heat Exchangers Do?
Oil radiators and heat exchangers serve a vital role in
temperature regulation and system protection. They:
- Dissipate
heat from engine or transmission oil to prevent overheating.
- Maintain
stable oil temperature for optimal viscosity and lubrication.
- Extend
component lifespan by preventing thermal damage.
- Support engine and gearbox efficiency under heavy load or high-speed conditions.
By controlling oil temperatures, these parts ensure consistent power delivery, reduced wear, and greater reliability — whether on the road or track.
Why Do Oil Radiators & Heat Exchangers Fail?
Despite being built to handle extreme conditions, these
components can fail over time due to wear, corrosion, or contamination. Common
causes include:
- Corrosion
or internal blockage from debris or degraded fluids.
- Physical
damage from road debris or impact.
- Oil
or coolant leaks due to cracked housings or seals.
- Reduced
heat transfer efficiency from clogged fins or internal scaling.
- Age-related deterioration of internal passages or gaskets.
Symptoms of failure include oil leaks, rising engine temperatures, reduced oil pressure, or contamination between the oil and coolant systems.
Why Replace a Faulty Oil Radiator or Heat Exchanger?
A damaged or inefficient oil radiator can cause overheating, loss of lubrication, and serious engine or transmission damage. Replacing faulty units restores cooling efficiency and ensures your Porsche continues to deliver peak performance and reliability.
Benefits of replacement include:
- Restored oil temperature control and pressure stability.
- Prevention of overheating and oil contamination.
- Improved engine and gearbox longevity.
- Manufacturer-quality construction and fitment for peace of mind.
Each radiator and heat exchanger in this range is designed to meet or exceed factory standards, using advanced materials and precision manufacturing for superior durability, corrosion resistance, and cooling performance.