Oil Coolers / Radiators / Heat Exchangers
- Porsche 911 1965-1968 2.0L / 912 SWB (F)
- Porsche 911 1968-1973 2.2L / 2.4L / 2.7L RS LWB (F)
- Porsche 911 1974-1977 2.7L / 1976-77 3.0 Carrera
- Porsche 911 1978-1983 3.0L / SC
- Porsche 911 1984-1986 3.2L
- Porsche 911 1987-1989 3.2L G50
- Porsche 911 1975-1977 3.0L Turbo (930)
- Porsche 911 1978-1989 3.3L Turbo (930)
 
                    
Fits:
Porsche 911 1965-71
Previous OE part number:
- 90110736110
Click 'Zoom in' for large parts diagram.
Diagram Ref No 16.
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Related, superseded, cross reference or alternative numbers for comparison.
90110736111
The product you are viewing cross references to these numbers
- Porsche 911 1965-1968 2.0L / 912 SWB (F)
- Porsche 911 1968-1973 2.2L / 2.4L / 2.7L RS LWB (F)
 
                    
Fits:
Porsche 911 1965-71
This part number has been superseded from previous numbers:
- 90110736400
- 90110736402
Click 'Zoom in' for large parts diagram.
Diagram ref No 15.
Related reference numbers
Related, superseded, cross reference or alternative numbers for comparison.
90110736403
The product you are viewing cross references to these numbers
- Porsche 911 1965-1968 2.0L / 912 SWB (F)
- Porsche 911 1968-1973 2.2L / 2.4L / 2.7L RS LWB (F)
 
                    
Fits:
Porsche 911 1965-71
This part number has been superseded from previous numbers:
- 90110736400
- 90110736402
Click 'Zoom in' for large parts diagram.
Diagram ref No 15.
Related reference numbers
Related, superseded, cross reference or alternative numbers for comparison.
90110736403
The product you are viewing cross references to these numbers
- Porsche 911 1965-1968 2.0L / 912 SWB (F)
- Porsche 911 1968-1973 2.2L / 2.4L / 2.7L RS LWB (F)
 
                    
Fits:
Porsche 911 1984-89
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Diagram ref no 35
Related reference numbers
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93020792700
The product you are viewing cross references to these numbers
- Porsche 911 1984-1986 3.2L
- Porsche 911 1987-1989 3.2L G50
- Porsche 911 1978-1989 3.3L Turbo (930)
 
                    
Fits:
Porsche 911 - 1972 to 1989
Porsche 911 turbo - 1975 to 1989
Click 'Zoom in' for large parts diagram.
Diagram ref no 23
Related reference numbers
Related, superseded, cross reference or alternative numbers for comparison.
99951209100
The product you are viewing cross references to these numbers
- Porsche 911 1968-1973 2.2L / 2.4L / 2.7L RS LWB (F)
- Porsche 911 1974-1977 2.7L / 1976-77 3.0 Carrera
- Porsche 911 1978-1983 3.0L / SC
- Porsche 911 1984-1986 3.2L
- Porsche 911 1987-1989 3.2L G50
- Porsche 911 1975-1977 3.0L Turbo (930)
- Porsche 911 1978-1989 3.3L Turbo (930)
 
                    
Fits:
Porsche 911 - 1972 to 1989
Porsche 911 turbo - 1975 to 1989
Click 'Zoom in' for large parts diagram.
Diagram ref no 23
Related reference numbers
Related, superseded, cross reference or alternative numbers for comparison.
99951209100
The product you are viewing cross references to these numbers
- Porsche 911 1968-1973 2.2L / 2.4L / 2.7L RS LWB (F)
- Porsche 911 1974-1977 2.7L / 1976-77 3.0 Carrera
- Porsche 911 1978-1983 3.0L / SC
- Porsche 911 1984-1986 3.2L
- Porsche 911 1987-1989 3.2L G50
- Porsche 911 1975-1977 3.0L Turbo (930)
- Porsche 911 1978-1989 3.3L Turbo (930)
 
                    
Fits:
Porsche 912
Porsche 356B / 356C
Related reference numbers
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SMC10704110
The product you are viewing cross references to these numbers
- Porsche 911 1965-1968 2.0L / 912 SWB (F)
- Porsche 356B 1959-63
- Porsche 356C 1963-65

Fits:
Porsche 911 2.7RS / 2.8 RSR - 1973
Porsche 911 G-Body backdates - 1974 to 1989
Kit Includes
Front bumper centre oil cooler
Oil cooler mounts, brackets and screws
Oil cooler pipe x 2
Oil pipe connector x 2
Modification and welding is required to the trunk front section.
The centre oil cooler can be added to the existing front wing oil cooler circuit.
Dimensions:
Total width (without connectors) = 58 cm
Height with connecting support: 12 cm
Depth: = 6,3 cm.
Related reference numbers
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11F-R130
The product you are viewing cross references to these numbers
- Porsche 911 1968-1973 2.2L / 2.4L / 2.7L RS LWB (F)
- Porsche 911 1974-1977 2.7L / 1976-77 3.0 Carrera
- Porsche 911 1978-1983 3.0L / SC
- Porsche 911 1984-1986 3.2L
- Porsche 911 1987-1989 3.2L G50
- Porsche 911 1975-1977 3.0L Turbo (930)
- Porsche 911 1978-1989 3.3L Turbo (930)
 
                     
 Fits:
Porsche 356 1950-65
Porsche 912 1965-69
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Diagram Ref No 1.
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PCG10791250
The product you are viewing cross references to these numbers
- Porsche 911 1965-1968 2.0L / 912 SWB (F)
- Porsche 356 1950-55
- Porsche 356A 1955-59
- Porsche 356B 1959-63
- Porsche 356C 1963-65
 
                    Fits:
Porsche 911 SC / 3.2L 1974-89
Diagram Ref No 12A
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93020711107
The product you are viewing cross references to these numbers
- Porsche 911 1974-1977 2.7L / 1976-77 3.0 Carrera
- Porsche 911 1978-1983 3.0L / SC
- Porsche 911 1984-1986 3.2L
- Porsche 911 1987-1989 3.2L G50
- Porsche 911 1975-1977 3.0L Turbo (930)
- Porsche 911 1978-1989 3.3L Turbo (930)
 
                    Fits:
Porsche 911 SC / 3.2L 1974-89
Diagram Ref No 12A
Related reference numbers
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93020711107
The product you are viewing cross references to these numbers
- Porsche 911 1974-1977 2.7L / 1976-77 3.0 Carrera
- Porsche 911 1978-1983 3.0L / SC
- Porsche 911 1984-1986 3.2L
- Porsche 911 1987-1989 3.2L G50
- Porsche 911 1975-1977 3.0L Turbo (930)
- Porsche 911 1978-1989 3.3L Turbo (930)
 
                     
 Fits:
Porsche 911 SC / 3.2L 1980-89
Click 'Zoom in' for large parts diagram.
Diagram Ref No 11A.
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93020711306
The product you are viewing cross references to these numbers
- Porsche 911 1978-1983 3.0L / SC
- Porsche 911 1984-1986 3.2L
- Porsche 911 1987-1989 3.2L G50
- Porsche 911 1975-1977 3.0L Turbo (930)
- Porsche 911 1978-1989 3.3L Turbo (930)
 
                    Fits:
Porsche 911 SC / 3.2L 1980-89
Diagram Ref No 11A
Related reference numbers
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93020711306
The product you are viewing cross references to these numbers
- Porsche 911 1978-1983 3.0L / SC
- Porsche 911 1984-1986 3.2L
- Porsche 911 1987-1989 3.2L G50
- Porsche 911 1975-1977 3.0L Turbo (930)
- Porsche 911 1978-1989 3.3L Turbo (930)
 
                    Radiator fits in the front under the wing.

Fits:
Porsche 911 2.7 08/73-07/74
Porsche 911 2.7 RS 08/72-07/73
Click 'Zoom in' for large parts diagram.
Diagram ref no 22
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91110704700
The product you are viewing cross references to these numbers
- Porsche 911 1965-1968 2.0L / 912 SWB (F)
- Porsche 911 1968-1973 2.2L / 2.4L / 2.7L RS LWB (F)
 
                    Radiator fits in the front under the wing.
Fits:
Porsche 911 2.7 08/73-07/74
Porsche 911 2.7 RS 08/72-07/73
Diagram ref no 22
Related reference numbers
Related, superseded, cross reference or alternative numbers for comparison.
91110704700
The product you are viewing cross references to these numbers
- Porsche 911 1965-1968 2.0L / 912 SWB (F)
- Porsche 911 1968-1973 2.2L / 2.4L / 2.7L RS LWB (F)
 
                    Radiator fits in the front under the wing.
Fits:
Porsche 911 1974-79
Porsche 930 1975-77 3.0L Turbo
Porsche 930 1978-79 3.3L Turbo
Related reference numbers
Related, superseded, cross reference or alternative numbers for comparison.
91120705001
The product you are viewing cross references to these numbers
- Porsche 911 1974-1977 2.7L / 1976-77 3.0 Carrera
- Porsche 911 1978-1983 3.0L / SC
- Porsche 911 1975-1977 3.0L Turbo (930)
- Porsche 911 1978-1989 3.3L Turbo (930)
Engine Oil Coolers, Radiators & Heat Exchangers – Precision Cooling for Porsche Performance
The engine oil cooler and heat exchanger system plays a critical role in managing temperature within your Porsche’s engine. By transferring excess heat away from the oil and other fluids, these components ensure stable operating temperatures, consistent lubrication, and maximum engine longevity — especially under demanding performance conditions.
At Design911, we offer a full range of engine oil coolers, radiators, and heat exchangers for Porsche models old and new. Built from high-efficiency aluminium or reinforced composite materials, these components are designed to deliver superior cooling performance, durability, and perfect fitment — ensuring your Porsche performs at its best, on road or track.
Whether replacing a worn-out unit or upgrading for improved thermal efficiency, our oil cooling components provide reliable temperature control and enhanced performance.
What Do Engine Oil Coolers, Radiators & Heat Exchangers Do?
These components regulate oil and engine temperatures to maintain optimal performance and prevent overheating.
Core Functions:
- Dissipate
     excess heat from the engine oil, coolant, or transmission fluid.
 
- Maintain
     consistent oil viscosity and prevent breakdown under load.
 
- Protect
     internal engine components from heat-related wear and failure.
 
- Improve overall performance efficiency during extended drives or track sessions.
Together, the oil cooler, radiator, and heat exchanger form an essential thermal management system, helping your Porsche run at peak performance while protecting vital components.
Why Do Oil Coolers & Heat Exchangers Fail?
Over time, exposure to heat cycles, vibration, and contaminants can lead to efficiency loss or complete failure.
Common Causes of Failure Include:
- Corrosion
     or cracking from age or road debris impact.
 
- Internal
     clogging caused by sludge or contaminated oil.
 
- Leaking
     seals or fittings, reducing pressure and fluid efficiency.
 
- Thermal
     fatigue, leading to reduced cooling capacity.
 
- Poor maintenance or coolant neglect, accelerating deterioration.
Symptoms of failure can include high oil temperatures, oil leaks, coolant contamination, or reduced engine performance, all of which signal the need for inspection or replacement.
Why Replace Oil Cooling Components?
Replacing a worn or leaking oil cooler, radiator, or heat exchanger is essential to preserve lubrication quality and prevent costly overheating damage. Our precision-fit, high-durability components restore proper cooling balance and reliability under all conditions.
Key Benefits:
- Restores efficient oil and fluid temperature regulation.
- Prevents overheating and engine wear.
- Improves reliability under heavy load or track use.
- Constructed from corrosion-resistant, high-performance materials.
- Direct-fit compatibility for classic and modern Porsche engines.
- Ideal for rebuilds, maintenance, and performance upgrades.
Upgrading or replacing your cooling system components helps ensure your Porsche’s engine stays efficient, durable, and ready for spirited driving.
Highlights:
- Comprehensive range of Porsche oil coolers, radiators, and heat exchangers.
- Precision-engineered for consistent temperature control.
- Constructed from lightweight, corrosion-resistant materials.
- Designed for reliability in both road and motorsport conditions.
- Improves lubrication and protects engine performance.
- Perfect for maintenance, rebuilds, or performance enhancements.
 
 
                 
                        
                        
                            
 
                             
                             
                         
                             
                             
                             
                             
                             
                             
                             
                             
                             
                             
                             
                             
                             
                             
                             
                                     
                                     
                                     
                                     
                                     
                                     
                                     
                                     
                                     
                                     
                                     
                                     
                                     
                                     
                                     
                                     
                                     
                                     
                 
                 
                 
                 
                 
                 
                 
                 
                 
                 
                 
                 
                 
                 
                 
                 
                 
                 
                 
                 
                