Radiator oil cooler bracket. Porsche 964 1989-94  ›  96420741500

Engine oil heat exchanger.



Fits:
Porsche 955 Cayenne S 4.5L 2003-06
Porsche 955 Cayenne Turbo 4.5L 2003-06

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Diagram ref no 18

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94810727603

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Engine Oil Heat Exchanger.
Maintain correct engine oil temperature and reliable lubrication with this OE Match Engine Oil Heat Exchanger, manufactured as a direct replacement. Produced to OE-style specifications, this heat exchanger transfers heat between the engine oil and coolant, helping the engine reach its optimum operating temperature more quickly while preventing excessive oil temperatures during normal driving and high-load conditions.

Fits:

• Porsche 955 Cayenne S 4.5L V8 2003-06
• Porsche 955 Cayenne Turbo 4.5L 2003-06  

Diagram Ref No 18

Over time, the original heat exchanger can suffer from internal corrosion, blocked passages, seal deterioration, or leaks between the oil and coolant circuits. A failing unit can reduce cooling efficiency, contaminate fluids, and lead to serious engine damage if left unchecked. This OE Match replacement restores dependable temperature regulation and lubrication performance, making it ideal for routine maintenance and long-term reliability.

What This Product Does:

• Regulates engine oil temperature.
• Transfers heat between the engine oil and coolant.
• Helps the engine reach operating temperature more quickly.
• Prevents excessive oil temperatures under load.
• Supports efficient engine lubrication.
• Maintains OE-style cooling performance.
• Replaces worn, leaking, or damaged original heat exchangers.

Symptoms Of Wear Or Failure:

• Engine oil contaminated with coolant.
• Coolant contaminated with engine oil.
• Rising engine oil temperatures.
• Reduced engine cooling efficiency.
• External oil or coolant leaks.
• Overheating during heavy driving conditions.
• Milky residue in the oil or coolant system.
• Corrosion on the heat exchanger housing.
• Engine warning lights relating to cooling performance.
• Age-related deterioration of the original unit.

Why Replacement Matters:

• The engine oil heat exchanger is a critical component in maintaining stable oil temperatures and protecting the engine under all operating conditions. A leaking or inefficient heat exchanger can lead to oil and coolant contamination, poor lubrication, overheating, and potentially severe engine damage if not addressed promptly.
• Replacing a worn or faulty heat exchanger restores efficient thermal management, protects vital engine components, and helps maintain reliable performance. Manufactured to OE-style specifications, this OE Match replacement provides the correct fit, dependable operation, and long-lasting durability for maintaining your Porsche to factory standards.

Related reference numbers
Related, superseded, cross reference or alternative numbers for comparison.

94810727603

The product you are viewing cross references to these numbers

Engine oil heat exchanger.

Fits:
Porsche 955 Cayenne S 4.5L 2003-06
Porsche 955 Cayenne Turbo 4.5L 2003-06

Diagram ref no 18

Related reference numbers
Related, superseded, cross reference or alternative numbers for comparison.

94810727603

The product you are viewing cross references to these numbers