Water / Coolant Radiators


Fits:
Porsche 955 Cayenne S 2003-06 Chassis: F 9P6LA 44108>> (IT91/I0U1/I0Y3)
Porsche 957 Cayenne 3.6L 2007-10
* IT91 - Units for engine PR no. D9K
* I0Y1 - Standard climatic zone
* I0Y3 - Cold climatic zone
Click 'Zoom in' for large parts diagram.
Diagram ref no 16
Related reference numbers
Related, superseded, cross reference or alternative numbers for comparison.
95562413601
The product you are viewing cross references to these numbers
- Porsche 955 Cayenne S 4.5L V8 2003-06
- Porsche 957 Cayenne 3.6L 2007-10

Fits:
Porsche 955 Cayenne S 2003-06 Chassis: F 9P6LA 44108>> (IT91/I0U1/I0Y3)
Porsche 957 Cayenne 3.6L 2007-10
* IT91 - Units for engine PR no. D9K
* I0Y1 - Standard climatic zone
* I0Y3 - Cold climatic zone
Click 'Zoom in' for large parts diagram.
Diagram ref no 16
Related reference numbers
Related, superseded, cross reference or alternative numbers for comparison.
95562413601
The product you are viewing cross references to these numbers
- Porsche 955 Cayenne S 4.5L V8 2003-06
- Porsche 957 Cayenne 3.6L 2007-10

Fits:
Porsche 955 Cayenne S 2003-06 Chassis: F 9P6LA 44108>> (IT91/I0U1/I0Y3)
Porsche 957 Cayenne 3.6L 2007-10
* IT91 - Units for engine PR no. D9K
* I0Y1 - Standard climatic zone
* I0Y3 - Cold climatic zone
Click 'Zoom in' for large parts diagram.
Diagram ref no 16
Related reference numbers
Related, superseded, cross reference or alternative numbers for comparison.
95562413601
The product you are viewing cross references to these numbers
- Porsche 955 Cayenne S 4.5L V8 2003-06
- Porsche 957 Cayenne 3.6L 2007-10

Fits:
Porsche 955 Cayenne 4.5L S 2003-06
Porsche 955 Cayenne 4.5L Turbo
Diagram ref Nos. 7, 9, 10, 11, 12, 13, 16, 17
Related reference numbers
Related, superseded, cross reference or alternative numbers for comparison.
948106059KIT
The product you are viewing cross references to these numbers
- Porsche 955 Cayenne S 4.5L V8 2003-06
- Porsche 955 Cayenne Turbo 4.5L 2003-06
- Porsche 955 Cayenne Turbo S 4.5L 2006>>


Fits:
Porsche 955 Cayenne 4.5L (V8) Turbo 2003-06 (option code: T90)
Porsche 955 Cayenne 4.5L (V8) 2003-06 F >>9P-6LA44 107 (option code: T91)
Porsche 955 Cayenne 4.5L (V8) 2003-06 F 9P-6LA44 108>> (option code: T91 / 0Y2 - Tropical climatic zone)
Porsche 957 Cayenne 4.8L (V8) 2007-11 (option code: 0Y2 - Tropical climatic zone)
Porsche 957 Cayenne 4.8L (V8) Turbo 2007-11 (option code: D5Z)
Porsche 957 Cayenne 3.0L Diesel 2007-11 (option code: D50)
Click 'Zoom in' for large parts diagram.
Diagram ref no
Related reference numbers
Related, superseded, cross reference or alternative numbers for comparison.
95562413500
The product you are viewing cross references to these numbers
- Porsche 955 Cayenne S 4.5L V8 2003-06
- Porsche 955 Cayenne Turbo 4.5L 2003-06
- Porsche 955 Cayenne Turbo S 4.5L 2006>>
- Porsche 957 Cayenne 3.0L Diesel 2007-10
- Porsche 957 Cayenne S/GTS 4.8L 2007-10
- Porsche 957 Cayenne Turbo / Turbo S 4.8L 2007-10

Fits:
Porsche 955 Cayenne 4.5L (V8) Turbo 2003-06 (option code: T90)
Porsche 955 Cayenne 4.5L (V8) 2003-06 F >>9P-6LA44 107 (option code: T91)
Porsche 955 Cayenne 4.5L (V8) 2003-06 F 9P-6LA44 108>> (option code: T91 / 0Y2 - Tropical climatic zone)
Porsche 957 Cayenne 4.8L (V8) 2007-11 (option code: 0Y2 - Tropical climatic zone)
Porsche 957 Cayenne 4.8L (V8) Turbo 2007-11 (option code: D5Z)
Porsche 957 Cayenne 3.0L Diesel 2007-11 (option code: D50)
Click 'Zoom in' for large parts diagram.
Diagram ref no
Related reference numbers
Related, superseded, cross reference or alternative numbers for comparison.
95562413500
The product you are viewing cross references to these numbers
- Porsche 955 Cayenne S 4.5L V8 2003-06
- Porsche 955 Cayenne Turbo 4.5L 2003-06
- Porsche 955 Cayenne Turbo S 4.5L 2006>>
- Porsche 957 Cayenne 3.0L Diesel 2007-10
- Porsche 957 Cayenne S/GTS 4.8L 2007-10
- Porsche 957 Cayenne Turbo / Turbo S 4.8L 2007-10
Water Coolant Radiators – Efficient Cooling Performance for Porsche Engines
Water coolant radiators are the heart of your Porsche’s cooling system, responsible for maintaining the perfect balance between performance and engine temperature. These components dissipate heat from the coolant as it passes through the radiator core, ensuring your engine operates at peak efficiency while preventing overheating - whether you’re cruising through city streets or pushing hard on the track.
At Design911, we offer a comprehensive range of genuine and high-quality water coolant radiators for Porsche models including 911, Boxster, Cayman, Cayenne, Macan, Panamera and transaxle cars. Each radiator is precision-engineered to provide efficient heat exchange, corrosion resistance, and a perfect fit, ensuring long-lasting performance and reliability for every driving condition.
What Do Water Coolant Radiators Do?
Radiators are essential to your Porsche’s engine cooling
system. Their primary functions include:
- Transferring
heat from the coolant to the surrounding air.
- Regulating
coolant temperature to prevent engine overheating.
- Supporting
overall thermal balance for performance and emissions efficiency.
- Enhancing reliability by maintaining optimal operating temperatures in all climates.
By efficiently dissipating heat, radiators protect your engine, prevent premature wear, and maintain consistent performance under pressure.
Why Do Radiators Fail?
Despite being built for endurance, radiators experience
constant thermal stress, exposure to pressure, and environmental elements that
can lead to failure. Common causes include:
- Corrosion
or rust due to contaminated or old coolant.
- Leaks
from cracked tanks, damaged cores, or failing seals.
- Blockages
caused by debris or scale build-up inside coolant passages.
- Physical
damage from road debris or stone impacts.
- Coolant contamination from oil or combustion residue.
Symptoms of radiator failure include overheating, coolant loss, visible leaks, or fluctuating temperature readings.
Why Replace a Faulty Radiator?
A damaged or inefficient radiator compromises your Porsche’s cooling system, risking overheating and potential engine damage. Replacing your radiator with a high-quality, manufacturer-standard unit ensures optimal cooling efficiency, reliability, and peace of mind.
Benefits of replacement include:
Restored
cooling efficiency and heat dissipation.
Prevention
of engine overheating and coolant loss.
Enhanced
vehicle performance and fuel economy.
Durable,
corrosion-resistant materials for long service life.
All radiators in our range are designed using premium aluminium cores, precision welds, and reinforced end tanks to ensure excellent cooling capacity, leak prevention, and long-term reliability — perfect for both standard and high-performance Porsche applications.