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Porsche // Cayenne 9PA (955) 2003-2006 // 955 Cayenne 3.2L V6 2003-06
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- 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
The water pump is a direct-fit replacement designed for Porsche 996 Turbo / GT-variants models. This replacement water pump provides consistent coolant circulation under varying engine loads - from everyday driving to spirited performance or track use. Its manufactured to OEM standards, allowing plug-and-play installation.
Fits:
Porsche 996 Turbo / GT2 2001 - 2005
Porsche 996 GT3 1999 - 2005
Porsche 996 GT3 RS 2003 - 2004
Diagram ref no 2
The water pump circulates coolant from the radiator through the engine block and heads, then back to the radiator to reject heat. This circulation prevents the engine from overheating, preserves optimal combustion temperatures, and protects internal components under load or high temperature conditions. With correct flow rates and seal integrity, the pump ensures stable thermal management across all driving scenarios.
Over time and mileage, the original water pump can suffer from impeller wear, seal degradation, bearing fatigue or corrosion - especially given the demanding thermal environment of the 996’s flat-six engine. A failing pump can lead to reduced coolant flow, overheating, coolant leaks and potential engine damage. Replacing with a correctly specified unit restores reliable coolant circulation, prevents overheating, and prolongs engine life.
When to replace:
• Coolant leaks visible at pump housing or around gasket/seal area
• Overheating on idle, in traffic or under load - temperature gauge rising above normal
• Unusual noises from the pump area (bearing hum, whine, vibration)
• After many years or high mileage - as part of preventive maintenance (common recommendation every ~4-5 years / ~60,000 miles)
• As part of a cooling-system overhaul (radiator, hoses, thermostat, belt) to ensure all components are fresh and compatible
• If pump’s impeller shows signs of wear or internal corrosion during inspection
Related reference numbers
Related, superseded, cross reference or alternative numbers for comparison.
WATERPUMP.996TT.1.GEB
The product you are viewing cross references to these numbers
This kit is comprised of the following items:
- Porsche 955 Cayenne 3.2L V6 2003-06
- Porsche 957 Cayenne 3.6L 2007-10
Fits:
Porsche 955 Cayenne 3.2L (10/2003-09/2007)
Porsche 957 Cayenne 3.6L (02/2007-09/2010)
NOTE: Water Pumps do COME WITH MOUNTING GASKETS.
Related reference numbers
Related, superseded, cross reference or alternative numbers for comparison.
95510603301
The product you are viewing cross references to these numbers
- Porsche 955 Cayenne 3.2L V6 2003-06
- Porsche 957 Cayenne 3.6L 2007-10
Fits:
Porsche 955 Cayenne 3.2L 2004-06
Porsche 957 Cayenne 3.6L 2007-10
Click 'Zoom in' for large parts diagram.
Diagram ref no 10
Related reference numbers
Related, superseded, cross reference or alternative numbers for comparison.
95510656101
The product you are viewing cross references to these numbers
- Porsche 955 Cayenne 3.2L V6 2003-06
- Porsche 957 Cayenne 3.6L 2007-10
Fits:
Porsche 955 Cayenne 3.2L (10/2003-09/2007)
Porsche 957 Cayenne 3.6L (02/2007-09/2010)
NOTE: Water Pump do COME WITH MOUNTING GASKET.
Related reference numbers
Related, superseded, cross reference or alternative numbers for comparison.
95510603301
The product you are viewing cross references to these numbers
- Porsche 955 Cayenne 3.2L V6 2003-06
- Porsche 957 Cayenne 3.6L 2007-10
Fits:
Porsche 955 Cayenne 3.2L (10/2003-09/2007)
Porsche 957 Cayenne 3.6L (02/2007-09/2010)
Common Issues and Reasons for Replacement
- Water pumps are designed to last between 60,000 and 100,000 miles. However, several factors can lead to premature failure:
- Contaminated Coolant: Using hard water, mixing different coolant types, or introducing debris can damage seals and bearings. Always use distilled water and a 50/50 mix of the recommended coolant
- Overuse of Sealant: Excessive sealant can enter the pump chamber, can restrict flow or damaging internal components.
- Defective System Components: Issues like bent fan blades, faulty fan clutches, or worn idler pulley bearings can introduce vibrations, accelerating bearing wear in the water pump.
- Bearing Wear: Over time, the pump's bearings can degrade, leading to whining noises or coolant leaks.
Related reference numbers
Related, superseded, cross reference or alternative numbers for comparison.
95510603301
The product you are viewing cross references to these numbers