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Porsche > Cayenne 9PA1 (957) 2007-2010 > Engine Cooling > Coolant Hoses and Pipes (Front engine cars) >

Engine Block Hoses

Engine Block Hoses

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DISPLAYING 33 to 48 (of 56 products)
1 2 3 4
Cooling water tube. Porsche 957 Cayenne 2007-10 - 94810606910
2
Cooling water tube. Porsche 957 Cayenne 2007-10
94810606910/1
Product Information
Product Information
Cooling water tube.

oematch

Fits:
Porsche 957 MKII Cayenne S 4.8L 2007-10
Porsche 957 MKII Cayenne GTS 4.8L 2007-10
Porsche 957 MKII Cayenne Turbo 4.8L 2007-10

Click 'Zoom in' for large parts diagram.
Diagram ref no 7.

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94810606910
94810606910

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Cooling water tube. Porsche Cayenne 957 / 958 Diesel - 95510606300
4
Cooling water tube. Porsche Cayenne 957 / 958 Diesel
Special Order item
95510606300
Product Information
Product Information
Cooling water tube.

porsche

Fits:
Porsche 957 Cayenne 3.0L Diesel 2007-10
Porsche 958 Cayenne 3.0L Diesel >>2011

Click 'Zoom in' for large parts diagram.
Diagram ref no 17

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Related, superseded, cross reference or alternative numbers for comparison.

95510606300
95510606300

The product you are viewing cross references to these numbers
Cooling water tube. Porsche Cayenne 957 / 958 Diesel - 95510607100
5
Cooling water tube. Porsche Cayenne 957 / 958 Diesel
Special Order item
95510607100
Product Information
Product Information
Cooling water tube.

porsche

Fits:
Porsche 957 Cayenne 3.0L 2007-10
Porsche 958 Cayenne 3.0L >>2011

Click 'Zoom in' for large parts diagram.
Diagram ref no 11

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Related, superseded, cross reference or alternative numbers for comparison.

95510607100
95510607100

The product you are viewing cross references to these numbers
Engine Coolant Hose, Feed. Porsche 957 Cayenne S / GTS / Turbo / Turbo S 4.8L 2007-10 - 94810645702, 94810645701
2
Engine Coolant Hose, Feed. Porsche 957 Cayenne S / GTS / Turbo / Turbo S 4.8L 2007-10
94810645702/1
Product Information
Product Information
Engine Coolant Hose, Feed.
The Engine Coolant Hose, Feed OE MATCH coolant hose designed to carry pressurised engine coolant through the feed side of the cooling system. This hose ensures correct coolant circulation between key cooling components, helping maintain stable engine operating temperatures and reliable cooling performance. It provides precise fitment, durability, and long-term resistance to heat and pressure for Porsche 957 models.

Fits:

  • Porsche 957 Cayenne S/GTS 4.8L 2007-10

Diagram Ref No 4 (Diagram Ref No 5 And 6 Sold Separately)

What This Product Does:
  • Feeds engine coolant between major cooling components such as the engine, radiator, oil cooler, or expansion tank.
  • Helps maintain proper coolant circulation and pressure, which is essential for engine temperature control.
  • Prevents overheating by ensuring coolant flows efficiently through the system.
  • Provides a flexible connection that absorbs engine movement and thermal expansion without stressing rigid pipes.

Symptoms Of Wear Or Failure:
  • Coolant may leak from the hose itself or around the hose clamp connections, often leaving wet residue or staining.
  • A deteriorating feed hose can cause gradual coolant loss, requiring frequent top-ups.
  • If coolant flow is reduced due to a leak or internal collapse, the engine temperature may rise or fluctuate.
  • A noticeable sweet smell in the engine bay or around the vehicle often indicates a coolant leak.
  • Common signs include cracking or splitting, swelling or bulging, soft spots or hardened rubber, coolant residue on the hose surface.
  • If coolant circulation is compromised, the heater core may not receive enough hot coolant.
  • Modern Porsche vehicles may display low-coolant or overheating warnings when hose failure begins.

Why Replacement Matters:
  • Prevents coolant leaks that lead to low coolant levels and loss of system pressure.
  • Helps avoid engine overheating, which can cause severe and costly engine damage.
  • Restores proper coolant circulation, ensuring efficient heat removal under all driving conditions.
  • Maintains reliable heater performance, since cabin heat depends on steady coolant flow.
  • Protects surrounding components, as leaking coolant can damage sensors, wiring, hoses, and seals.



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

94810645702
94810645702
94810645701

The product you are viewing cross references to these numbers
Engine Coolant Hose, Feed. Porsche 9PA1 Cayenne (957) S / GTS / Turbo / Turbo S 4.8L 2007-10 - 94810645702, 94810645701
2
Engine Coolant Hose, Feed. Porsche 9PA1 Cayenne (957) S / GTS / Turbo / Turbo S 4.8L 2007-10
Special Order item
94810645702
Product Information
Product Information
Engine Coolant Hose, Feed.
x2 Hose Clips Included.

Fits: 
Porsche 9PA1 Cayenne (957) S / GTS 4.8L 2007>>2010
Cars With Engine Codes:
4801

Porsche 9PA1 Cayenne (957) Turbo / Turbo S 4.8L 2007>>2010
Cars With Engine Codes:
4851

Diagram Ref No 4 (Diagram Ref No 5 And 6 Included)

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94810645702
94810645702
94810645701

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Engine coolant hose, return. Porsche 957 Cayenne Turbo - 94810605151
3
Engine coolant hose, return. Porsche 957 Cayenne Turbo
Special Order item
94810605151
Product Information
Product Information
Engine coolant hose, return.

porsche

Fits:
Porsche 957 Cayenne 4.8L Turbo 2007-10

Click 'Zoom in' for large parts diagram.
Diagram ref no 15

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94810605151
94810605151

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Engine Coolant Hose. Porsche 957 Cayenne 3.6L 2007-09 - 95510635510
2
Engine Coolant Hose. Porsche 957 Cayenne 3.6L 2007-09
Special Order item
95510635510
Product Information
Product Information
Engine Coolant Hose.

The Engine Coolant Hose is a genuine Porsche cooling system component designed to carry coolant through the engine’s cooling circuit. Built to withstand high temperatures, pressure fluctuations, and constant heat cycling, this hose ensures efficient coolant flow to maintain stable engine operating temperatures.

Fits:

  • Porsche 957 Cayenne 3.6L 2007-09

Diagram Ref No 5

What This Product Does:

  • Transferring coolant between key cooling system components
  • Maintaining consistent coolant circulation
  • Supporting proper cooling system pressure
  • Regulating engine operating temperature
  • Helping prevent overheating under load

Symptoms Of Wear Or Failure:
  • Coolant leaks or fluid visible beneath the vehicle
  • Cracked, brittle, swollen, or soft hose material
  • Coolant smell from the engine bay
  • Low coolant warning light
  • Engine overheating or fluctuating temperature gauge
  • Steam from the engine compartment
  • Coolant residue around hose joints

Why Replacement Matters:
  • Prevent sudden coolant loss and roadside breakdowns
  • Maintain proper coolant circulation and system pressure
  • Protect the engine from overheating damage
  • Restore cooling system reliability
  • Avoid expensive repair costs caused by overheating



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

95510635510
95510635510

The product you are viewing cross references to these numbers
Engine Coolant Hose. Porsche 957 Cayenne 3.6L 2007-09 - 95510635510
2
Engine Coolant Hose. Porsche 957 Cayenne 3.6L 2007-09
95510635510/1
Product Information
Product Information
Engine Coolant Hose.

The Engine Coolant Hose is a OE MATCH cooling system component designed to carry coolant through the engine’s cooling circuit. Built to withstand high temperatures, pressure fluctuations, and constant heat cycling, this hose ensures efficient coolant flow to maintain stable engine operating temperatures.

Fits:

  • Porsche 957 Cayenne 3.6L 2007-09

Diagram Ref No 5

What This Product Does:

  • Transferring coolant between key cooling system components
  • Maintaining consistent coolant circulation
  • Supporting proper cooling system pressure
  • Regulating engine operating temperature
  • Helping prevent overheating under load

Symptoms Of Wear Or Failure:
  • Coolant leaks or fluid visible beneath the vehicle
  • Cracked, brittle, swollen, or soft hose material
  • Coolant smell from the engine bay
  • Low coolant warning light
  • Engine overheating or fluctuating temperature gauge
  • Steam from the engine compartment
  • Coolant residue around hose joints

Why Replacement Matters:
  • Prevent sudden coolant loss and roadside breakdowns
  • Maintain proper coolant circulation and system pressure
  • Protect the engine from overheating damage
  • Restore cooling system reliability
  • Avoid expensive repair costs caused by overheating



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

95510635510
95510635510

The product you are viewing cross references to these numbers
Inlet Coolant Hose. Porsche 9PA1 Cayenne (957) S / GTS / Turbo / Turbo S 4.8L 2007-10 - 95510632310
2
Inlet Coolant Hose. Porsche 9PA1 Cayenne (957) S / GTS / Turbo / Turbo S 4.8L 2007-10
Special Order item
95510632310
Product Information
Product Information
Inlet Coolant Hose.

Fits:
Porsche 9PA1 Cayenne (957) S / GTS 4.8L 2007>>2010
Porsche 9PA1 Cayenne (957) Turbo / Turbo S 4.8L 2007>>2010

Diagram Ref No 17

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95510632310
95510632310

The product you are viewing cross references to these numbers
O-Ring 11x2,5 Water Coolant Breather Line. Porsche 957 / 958 Cayenne / 970 Panamera / 95B Macan - 99970758640
2
O-Ring 11x2,5 Water Coolant Breather Line. Porsche 957 / 958 Cayenne / 970 Panamera / 95B Macan
Special Order item
99970758640
Product Information
Product Information

O-Ring – 11 x 2.5mm Water Coolant Breather Line
Sold each

Maintain the integrity of your Porsche's cooling system with this Coolant Breather Line O-Ring.. Measuring 11 x 2.5mm, this factory-original sealing ring is designed to provide a reliable, leak-free seal between the coolant breather line and its associated components.

Fits:

  • Porsche 957 Cayenne S / GTS 4.8L 2007-10
  • Porsche 957 Cayenne Turbo / Turbo S 4.8L 2007-10
  • Porsche 958 Cayenne Turbo V8 4.8L Petrol (500Hp) 2010-17
  • Porsche 958 Cayenne Turbo S V8 4.8L Petrol (550Hp) 2010-17
  • Porsche 970.1 Panamera S V8 4.8L 2009-13
  • Porsche 970.1 Panamera 4S V8 4.8L 2009-13
  • Porsche 970.1 Panamera GTS V8 4.8L 2011-13
  • Porsche 970.1 Panamera Turbo V8 4.8L 2009-13
  • Porsche 970.1 Panamera Turbo S V8 4.8L 2009-13
  • Porsche 970.1 Panamera Diesel V6 3.0L 2011-13
  • Porsche 970.1 Panamera S Hybrid V6 3.0L 2011-13
  • Porsche 970.2 Panamera V6 3.6L 2WD (310Hp) 2014-16
  • Porsche 970.2 Panamera 4 V6 3.6L 4WD (310Hp) 2014-16
  • Porsche 970.2 Panamera S V6 Turbo 3.0L 2WD (420Hp) 2014-16
  • Porsche 970.2 Panamera S V6 Turbo 3.0L 2WD Executive 2014-16
  • Porsche 970.2 Panamera 4S V6 Turbo 3.0L 4WD (420Hp) 2014-16
  • Porsche 970.2 Panamera 4S V6 Turbo 3.0L 4WD Executive 2014-16
  • Porsche 970.2 Panamera GTS V8 4.8L 4WD (440Hp) 2014-16
  • Porsche 970.2 Panamera Turbo V8 4.8L (520Hp) 2014-16
  • Porsche 970.2 Panamera Turbo V8 Executive 2014-16
  • Porsche 970.2 Panamera Turbo S V8 4.8L 2014-16
  • Porsche 95B.1 Macan GTS Petrol 3.0L V6 (360Bhp) 2014-18
  • Porsche 95B.1 Macan Turbo 3.6L V6 (400Bhp) 2014-18

Diagram ref no 12

Although small, this sealing ring plays a vital role in maintaining the integrity of the cooling system. It creates a watertight seal between the breather line and its mating components, preventing coolant leaks while allowing the cooling system to maintain the correct operating pressure. Replacing ageing or damaged O-rings during cooling system maintenance helps prevent coolant loss, overheating and expensive engine repairs.

What Does the Water Coolant Breather Line O-Ring Do?

The coolant breather line O-ring seals the connection between coolant pipes and breather line fittings within the engine's cooling system.

Its functions include:

  • Preventing coolant leaks.
  • Maintaining cooling system pressure.
  • Ensuring efficient coolant circulation.
  • Preventing air from entering the cooling system.
  • Supporting correct engine operating temperatures.
  • Helping maximise cooling system efficiency.

A correctly sealing O-ring is essential for maintaining the performance and reliability of the engine cooling system.

Why Does the O-Ring Need Replacing?

Over time, coolant seals are subjected to constant temperature fluctuations and coolant exposure, causing them to deteriorate.

Common causes of failure include:

  • Heat cycling.
  • Age-related hardening.
  • Loss of elasticity.
  • Coolant chemical degradation.
  • Damage during removal.
  • Compression set after years of service.
  • Cooling system repairs requiring seal replacement.

As with most sealing components, O-rings should always be replaced once removed.

Symptoms of a Failing Coolant Breather Line O-Ring

Signs of a worn or damaged seal include:

  • Coolant leaks around the breather line.
  • Pink, white or dried coolant residue.
  • Low coolant warning messages.
  • Frequent coolant top-ups.
  • Sweet coolant smell from the engine bay.
  • Reduced cooling system pressure.
  • Small coolant drips after driving.

Replacing the O-ring at the first sign of leakage helps prevent overheating and further cooling system damage.

When Should the O-Ring Be Replaced?

Replacement is recommended whenever:

  • The coolant breather pipe is removed.
  • Cooling system components are replaced.
  • A coolant leak is diagnosed.
  • Carrying out thermostat or water pump repairs.
  • Performing preventative cooling system maintenance.
  • Rebuilding or servicing the engine.

Installing a new O-ring during reassembly ensures a reliable seal and reduces the risk of future coolant leaks.



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

99970758640
99970758640

The product you are viewing cross references to these numbers
O-Ring 11x2,5 Water Coolant Breather Line. Porsche 957 / 958 Cayenne / 970 Panamera / 95B Macan - 99970758640 - ORS34382
2
O-Ring 11x2,5 Water Coolant Breather Line. Porsche 957 / 958 Cayenne / 970 Panamera / 95B Macan
99970758640/1
Product Information
Product Information

O-Ring – 11 x 2.5mm Water Coolant Breather Line
Sold each

Ensure a reliable, leak-free cooling system with this OE Match O-Ring, measuring 11 x 2.5mm. Designed as a direct replacement for the original seal used on the water coolant breather line.

Fits:

  • Porsche 957 Cayenne S / GTS 4.8L 2007-10
  • Porsche 957 Cayenne Turbo / Turbo S 4.8L 2007-10
  • Porsche 958 Cayenne Turbo V8 4.8L Petrol (500Hp) 2010-17
  • Porsche 958 Cayenne Turbo S V8 4.8L Petrol (550Hp) 2010-17
  • Porsche 970.1 Panamera S V8 4.8L 2009-13
  • Porsche 970.1 Panamera 4S V8 4.8L 2009-13
  • Porsche 970.1 Panamera GTS V8 4.8L 2011-13
  • Porsche 970.1 Panamera Turbo V8 4.8L 2009-13
  • Porsche 970.1 Panamera Turbo S V8 4.8L 2009-13
  • Porsche 970.1 Panamera Diesel V6 3.0L 2011-13
  • Porsche 970.1 Panamera S Hybrid V6 3.0L 2011-13
  • Porsche 970.2 Panamera V6 3.6L 2WD (310Hp) 2014-16
  • Porsche 970.2 Panamera 4 V6 3.6L 4WD (310Hp) 2014-16
  • Porsche 970.2 Panamera S V6 Turbo 3.0L 2WD (420Hp) 2014-16
  • Porsche 970.2 Panamera S V6 Turbo 3.0L 2WD Executive 2014-16
  • Porsche 970.2 Panamera 4S V6 Turbo 3.0L 4WD (420Hp) 2014-16
  • Porsche 970.2 Panamera 4S V6 Turbo 3.0L 4WD Executive 2014-16
  • Porsche 970.2 Panamera GTS V8 4.8L 4WD (440Hp) 2014-16
  • Porsche 970.2 Panamera Turbo V8 4.8L (520Hp) 2014-16
  • Porsche 970.2 Panamera Turbo V8 Executive 2014-16
  • Porsche 970.2 Panamera Turbo S V8 4.8L 2014-16
  • Porsche 95B.1 Macan GTS Petrol 3.0L V6 (360Bhp) 2014-18
  • Porsche 95B.1 Macan Turbo 3.6L V6 (400Bhp) 2014-18

Diagram ref no 12

Although small, this sealing ring plays a vital role in maintaining the integrity of the cooling system. It creates a watertight seal between the breather line and its mating components, preventing coolant leaks while allowing the cooling system to maintain the correct operating pressure. Replacing ageing or damaged O-rings during cooling system maintenance helps prevent coolant loss, overheating and expensive engine repairs.

Manufactured from high-quality, coolant-resistant elastomer, this OE Match O-ring is designed to match the dimensions and performance of the original Porsche component for dependable long-term sealing.

What Does the Water Coolant Breather Line O-Ring Do?

The coolant breather line O-ring seals the connection between coolant pipes and breather line fittings within the engine's cooling system.

Its functions include:

  • Preventing coolant leaks.
  • Maintaining cooling system pressure.
  • Ensuring efficient coolant circulation.
  • Preventing air from entering the cooling system.
  • Supporting correct engine operating temperatures.
  • Helping maximise cooling system efficiency.

A correctly sealing O-ring is essential for maintaining the performance and reliability of the engine cooling system.

Why Does the O-Ring Need Replacing?

Over time, coolant seals are subjected to constant temperature fluctuations and coolant exposure, causing them to deteriorate.

Common causes of failure include:

  • Heat cycling.
  • Age-related hardening.
  • Loss of elasticity.
  • Coolant chemical degradation.
  • Damage during removal.
  • Compression set after years of service.
  • Cooling system repairs requiring seal replacement.

As with most sealing components, O-rings should always be replaced once removed.

Symptoms of a Failing Coolant Breather Line O-Ring

Signs of a worn or damaged seal include:

  • Coolant leaks around the breather line.
  • Pink, white or dried coolant residue.
  • Low coolant warning messages.
  • Frequent coolant top-ups.
  • Sweet coolant smell from the engine bay.
  • Reduced cooling system pressure.
  • Small coolant drips after driving.

Replacing the O-ring at the first sign of leakage helps prevent overheating and further cooling system damage.

When Should the O-Ring Be Replaced?

Replacement is recommended whenever:

  • The coolant breather pipe is removed.
  • Cooling system components are replaced.
  • A coolant leak is diagnosed.
  • Carrying out thermostat or water pump repairs.
  • Performing preventative cooling system maintenance.
  • Rebuilding or servicing the engine.

Installing a new O-ring during reassembly ensures a reliable seal and reduces the risk of future coolant leaks.



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

99970758640
99970758640

The product you are viewing cross references to these numbers
O-Ring, 19.6 X 3.53N. Porsche 957 / 958 Cayenne / 970 Panamera 2007-18 - 99970182541, 99970182540
2
O-Ring, 19.6 X 3.53N. Porsche 957 / 958 Cayenne / 970 Panamera 2007-18
Special Order item
99970182541
Product Information
Product Information

O-Ring, 19.6 X 3.53N.
The O-Ring 19.6 x 3.53N is a genuine Porsche OEM sealing ring designed to create a tight, leak-free seal between coolant pipe connections and related engine cooling system components. Manufactured to precise dimensions, this O-ring fits into the mating groove of the pipe joint to prevent coolant loss and maintain correct system pressure. It is an essential replacement seal used on various Porsche coolant and inlet pipe applications.

Fits:

  • Porsche 957 Cayenne S/GTS 4.8L 2007-10
  • Porsche 957 Cayenne Turbo / Turbo S 4.8L 2007-10
  • Porsche 958 Cayenne S V8 4.8L Petrol 400HP 2010-17
  • Porsche 958 Cayenne GTS V8 4.8L Petrol 400HP 2010-17
  • Porsche 958 Cayenne Turbo V8 4.8L Petrol 500HP 2010-17
  • Porsche 958 Cayenne Turbo S V8 4.8L Petrol 550HP 2010-17
  • Porsche 970.1 Panamera V6 3.6L 2WD 2009-13
  • Porsche 970.1 Panamera 4 V6 3.6L 4WD 2009-13
  • Porsche 970.1 Panamera S V8 4.8L 2009-13
  • Porsche 970.1 Panamera 4S V8 4.8L 2009-13
  • Porsche 970.1 Panamera GTS V8 4.8L 2011-13
  • Porsche 970.1 Panamera Turbo V8 4.8L 2009-13
  • Porsche 970.1 Panamera Turbo S V8 4.8L 2009-13
  • Porsche 970.2 Panamera V6 3.6L 2WD (310Hp) 2014-16
  • Porsche 970.2 Panamera 4 V6 3.6L 4WD (310Hp) 2014-16
  • Porsche 970.2 Panamera GTS V8 4.8L 4WD (440Hp) 2014-16
  • Porsche 970.2 Panamera Turbo V8 4.8L (520Hp) 2014-16
  • Porsche 970.2 Panamera Turbo V8 Executive 2014-16
  • Porsche 970.2 Panamera Turbo S V8 4.8L 2014-16 

Diagram Ref No 2

What This Product Does:

  • Seals coolant pipe joints to prevent coolant leaks between connected pipes and fittings.
  • Maintains correct cooling system pressure, which is essential for efficient engine temperature control.
  • Creates a tight seal between metal components by compressing inside a groove when the pipe connection is tightened.

Symptoms Of Wear Or Failure:

  • Coolant may seep or drip from the joint where the O-ring seals the connection.
  • A worn O-ring can cause slow coolant loss, leading to frequent topping up.
  • Loss of coolant or system pressure can reduce cooling efficiency and contribute to overheating.
  • A leaking O-ring often produces a noticeable coolant smell near the engine bay.
  • The O-ring may show cracking, flattening (loss of shape), swelling, hardening or brittleness
  • Modern Porsche models may trigger low coolant warnings if leakage occurs.

Why Replacement Matters:

  • Prevents coolant leaks at pipe connections, avoiding coolant loss and contamination.
  • Maintains correct system pressure, which is essential for efficient engine cooling performance.
  • Helps prevent engine overheating, since even a small leak can lead to low coolant levels and temperature rise.
  • Protects surrounding components, as leaking coolant can damage hoses, sensors, connectors, and nearby engine parts.
  • Ensures reliable long-term sealing, since old O-rings harden and flatten over time due to heat and pressure cycles.



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

99970182541
99970182541
99970182540

The product you are viewing cross references to these numbers
Sealing ring coolant connection. Porsche 957 Cayenne / 958 Cayenne 3.6ltr - 95510651100
3
Sealing ring coolant connection. Porsche 957 Cayenne / 958 Cayenne 3.6ltr
Special Order item
95510651100
Product Information
Product Information
Sealing ring coolant connection. 

porsche

Fits:
Porsche 957 Cayenne 3.6ltr V6 - 2007 to 2010
Porsche 958 Cayenne 3.6ltr V6 - 2010 to 2017

Click 'Zoom in' for large parts diagram.
Diagram ref no 23


Related reference numbers
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95510651100
95510651100

The product you are viewing cross references to these numbers
Thermostat Cover. Porsche 957 Cayenne / 958 Cayenne 3.6L 2007-17 - 95510613100
2
Thermostat Cover. Porsche 957 Cayenne / 958 Cayenne 3.6L 2007-17
95510613100/1
Product Information
Product Information
Thermostat Cover.

The Thermostat Cover is a OE MATCH cooling system component designed to securely house and seal the thermostat within the engine’s cooling circuit. This cover protects the thermostat assembly while ensuring a leak-free connection between the thermostat housing and connected coolant hoses.

Fits:

  • Porsche 957 Cayenne 3.6L 2007-10
  • Porsche 958 Cayenne V6 3.6L Petrol (300Hp) 2010-17

Diagram Ref No 13

What This Product Does:
  • Securing and sealing the thermostat assembly
  • Maintaining correct coolant routing through the thermostat housing
  • Ensuring proper cooling system pressure
  • Preventing coolant leaks at the thermostat connection
  • Supporting stable engine temperature regulation

Symptoms Of Wear Or Failure:
  • Coolant leaks near the thermostat housing
  • Visible cracks or damage to the cover
  • Coolant smell from the engine bay
  • Low coolant warning light
  • Engine overheating due to coolant loss
  • Coolant residue around housing connections

Why Replacement Matters:
  • Prevent coolant leaks and system pressure loss
  • Maintain proper thermostat operation
  • Protect the engine from overheating damage
  • Restore reliable cooling system performance
  • Avoid costly engine repairs caused by heat-related issues



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

95510613100
95510613100

The product you are viewing cross references to these numbers
Thermostat cover. Porsche 957 Cayenne / 958 Cayenne 3.6ltr - 95510613100
5
Thermostat cover. Porsche 957 Cayenne / 958 Cayenne 3.6ltr
Special Order item
95510613100
Product Information
Product Information
Thermostat cover. 

porsche

Fits:
Porsche 957 Cayenne 3.6ltr V6 - 2007 to 2010
Porsche 958 Cayenne 3.6ltr V6 - 2010 to 2017

Click 'Zoom in' for large parts diagram.
Diagram ref no 13


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

95510613100
95510613100

The product you are viewing cross references to these numbers
Vent breather pipe Porsche 957 Cayenne S / Cayenne GTS 4.8L - 94810524504
2
Vent breather pipe Porsche 957 Cayenne S / Cayenne GTS 4.8L
Special Order item
94810524504
Product Information
Product Information
Vent breather pipe Porsche 957 Cayenne S / Cayenne GTS 4.8L

Fits:
Porsche 957 Cayenne S  4.8L 2007>>2010
Porsche 957 Cayenne GTS 4.8L  2007>>2010

Cars With Engine Codes:
4801

Diagram Ref No 10



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

94810524504
94810524504

The product you are viewing cross references to these numbers
DISPLAYING 33 to 48 (of 56 products)
1 2 3 4
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About Engine Block Hoses

Engine Block Coolant Hoses – Front Engine Porsche Models | Reliable Cooling for Peak Performance

Engine block coolant hoses are critical to maintaining stable engine temperatures and preventing overheating in your Porsche’s front-engine cooling system. These hoses circulate coolant between the engine block, radiator, and heater core, ensuring consistent temperature regulation and efficient heat dissipation — essential for performance, reliability, and longevity.

At Design911, we supply a complete selection of genuine and manufacturer-quality engine block coolant hoses for front-engine Porsche models, including the transaxle models, Cayenne, Panamera, and Macan. Each hose is precisely engineered for a perfect fit and superior heat resistance, offering the same durability, flexibility, and performance as factory-installed components.

What Do Engine Block Coolant Hoses Do?

Coolant hoses in the engine block are responsible for transferring coolant throughout the engine’s cooling circuit. Their main functions include:

  • Carrying coolant between the radiator, water pump, and engine block.
  • Regulating engine temperature for efficient performance.
  • Maintaining system pressure within the cooling system.
  • Preventing heat build-up that can lead to overheating or gasket failure.

Properly functioning coolant hoses are essential for ensuring your Porsche’s front-mounted engine operates within optimal temperature ranges — especially during heavy use or long drives.

Why Do Engine Block Coolant Hoses Fail?

Due to constant exposure to heat, pressure, and coolant chemicals, these hoses naturally degrade over time. Common causes of failure include:

  • Heat damage from prolonged exposure to high engine temperatures.
  • Rubber deterioration or cracking from age and coolant corrosion.
  • Leaks at joints or clamps due to pressure fluctuations.
  • Swelling or soft spots from internal chemical breakdown.
  • Mechanical abrasion from contact with nearby components.

Symptoms of failing hoses include visible coolant leaks, overheating, low coolant levels, or a strong coolant smell from the engine bay.

Why Replace Faulty Engine Block Coolant Hoses?

A leaking or weakened hose can cause serious cooling system failures, including overheating and engine damage. Replacing old or brittle hoses ensures reliable coolant circulation and safeguards your Porsche’s engine performance.

Benefits of replacement include:

  • Restored cooling efficiency and pressure control.
  • Prevention of leaks and overheating.
  • Improved long-term reliability and system safety.
  • Manufacturer-quality materials for perfect fit and heat resistance.

All replacement hoses in this range are constructed using reinforced, high-grade rubber compounds that meet or exceed factory standards, ensuring durability and dependability in all driving conditions.

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