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Engine Block Hoses

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97010650260/1
Product Information
Product Information
Coolant hose, feed.

Fits:
Porsche 970.2 Panamera S 3.0L 2013 - 2016

Diagram ref no 42

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Related, superseded, cross reference or alternative numbers for comparison.

97010650260
97010650260

The product you are viewing cross references to these numbers
Special Order item
94610645760
Product Information
Product Information
Coolant Hose, Feed.
The Coolant Hose, Feed is a genuine Porsche coolant hose designed to carry pressurised engine coolant through the cooling system feed circuit. This hose helps maintain correct coolant flow between key cooling components, supporting stable engine operating temperatures and proper heater performance. It is an OE replacement part used on Porsche 970.2 Panamera models.

Fits:
  • 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  

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

What This Product Does:
  • Feeds engine coolant through the cooling circuit to ensure proper circulation.
  • Helps maintain stable engine operating temperature by allowing coolant to move efficiently through the system.
  • Supports the heater circuit, helping deliver hot coolant needed for cabin heating via the heater core.
  • Provides a flexible connection that absorbs engine movement and heat expansion, reducing stress on rigid pipes and fittings.

Symptoms Of Wear Or Failure:
  • Coolant may seep or drip from the hose itself or from the connection points/clamps.
  • Repeatedly needing to top up coolant is a strong sign the hose may be leaking
  • A leaking or weakened hose can reduce coolant circulation and system pressure, causing overheating.
  • A noticeable coolant smell around the engine bay or under the vehicle often indicates a small leak.
  • Visual inspection may show cracking, bulging , deterioration, hardened rubber
  • If coolant flow is restricted or low, the heater may blow lukewarm or cold air.
  • Many Porsche models will trigger a coolant level warning when a hose begins to fail.

Why Replacement Matters:
  • Prevents coolant leaks that can lead to low coolant levels and loss of pressure.
  • Helps avoid engine overheating, which can cause serious engine damage and expensive repairs.
  • Maintains reliable heater performance, since the cabin heater depends on proper coolant flow.
  • Protects other cooling system components by preventing air entering the system and reducing strain on the water pump and pipes.
  • Improves reliability, especially since coolant hoses degrade over time from heat cycles and pressure.


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

94610645760
94610645760

The product you are viewing cross references to these numbers
94610645760/1
Product Information
Product Information
Coolant Hose, Feed.
The Coolant Hose, Feed is a genuine Porsche coolant hose designed to carry pressurised engine coolant through the cooling system feed circuit. This hose helps maintain correct coolant flow between key cooling components, supporting stable engine operating temperatures and proper heater performance. It is an OE MATCH replacement part used on Porsche 970.2 Panamera models.

Fits:
  • 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  

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

What This Product Does:
  • Feeds engine coolant through the cooling circuit to ensure proper circulation.
  • Helps maintain stable engine operating temperature by allowing coolant to move efficiently through the system.
  • Supports the heater circuit, helping deliver hot coolant needed for cabin heating via the heater core.
  • Provides a flexible connection that absorbs engine movement and heat expansion, reducing stress on rigid pipes and fittings.

Symptoms Of Wear Or Failure:
  • Coolant may seep or drip from the hose itself or from the connection points/clamps.
  • Repeatedly needing to top up coolant is a strong sign the hose may be leaking
  • A leaking or weakened hose can reduce coolant circulation and system pressure, causing overheating.
  • A noticeable coolant smell around the engine bay or under the vehicle often indicates a small leak.
  • Visual inspection may show cracking, bulging , deterioration, hardened rubber
  • If coolant flow is restricted or low, the heater may blow lukewarm or cold air.
  • Many Porsche models will trigger a coolant level warning when a hose begins to fail.

Why Replacement Matters:
  • Prevents coolant leaks that can lead to low coolant levels and loss of pressure.
  • Helps avoid engine overheating, which can cause serious engine damage and expensive repairs.
  • Maintains reliable heater performance, since the cabin heater depends on proper coolant flow.
  • Protects other cooling system components by preventing air entering the system and reducing strain on the water pump and pipes.
  • Improves reliability, especially since coolant hoses degrade over time from heat cycles and pressure.


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

94610645760
94610645760

The product you are viewing cross references to these numbers
Special Order item
97010650160
Product Information
Product Information
Coolant Hose, Return.

The Coolant Hose, Return is a genuine Porsche OEM engine coolant return hose designed to carry coolant back through the cooling system loop on compatible Porsche Panamera (970) models. This flexible hose helps maintain proper coolant circulation and temperature regulation by directing coolant toward key cooling components for re-cooling or reservoir return. Manufactured to Porsche specifications, it offers precise fitment, high resistance to heat and pressure, and long-term durability.
Fits:

  • 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
  
Diagram Ref No 46 (Diagram Ref No 47 And 48 Included)
What This Product Does:

  • Returns coolant from components such as the radiator, heater circuit, or other cooling lines back into the main cooling loop.
  • Helps maintain continuous coolant circulation, which is essential for stable engine temperature control.
  • Supports proper heat dissipation, allowing coolant to be re-cooled before recirculating through the engine.
  • Provides a flexible, heat-resistant connection that accommodates engine movement and thermal expansion.
Symptoms Of Wear Or Failure:
  • Coolant may seep or drip from the hose body or at the connection points, often leaving wet staining or dried residue.
  • A leaking return hose can cause gradual coolant loss, requiring frequent top-ups.
  • Coolant loss or restricted flow can reduce cooling efficiency and cause overheating or fluctuating temperature readings.
  • A sweet odor in the engine bay is a common sign of a coolant leak.
  • Common signs include cracking or splitting, swelling or bulging, hardened or brittle rubber, soft spots, coolant staining around the hose.
  • If coolant circulation is disrupted, the heater core may not receive proper coolant flow.
  • Low coolant or temperature warning messages may appear as the hose begins to fail.

Why Replacement Matters:
  • Prevents coolant leaks that lead to low coolant levels and loss of cooling system pressure.
  • Helps avoid engine overheating, which can cause serious and expensive engine damage.
  • Restores proper coolant circulation, ensuring efficient cooling performance under all driving conditions.
  • Maintains stable heater performance, since the heater system depends on continuous coolant flow.
  • Protects surrounding components, as leaking coolant can damage sensors, wiring, seals, and nearby engine parts.


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

97010650160
97010650160

The product you are viewing cross references to these numbers
97010650160/1
Product Information
Product Information
Coolant Hose, Return.

The Coolant Hose, Return is a OE MATCH engine coolant return hose designed to carry coolant back through the cooling system loop on compatible Porsche Panamera (970) models. This flexible hose helps maintain proper coolant circulation and temperature regulation by directing coolant toward key cooling components for re-cooling or reservoir return. It offers precise fitment, high resistance to heat and pressure, and long-term durability.
Fits:

  • 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
  
Diagram Ref No 46 (Diagram Ref No 47 Included, 48 Sold Separately)
What This Product Does:
  • Returns coolant from components such as the radiator, heater circuit, or other cooling lines back into the main cooling loop.
  • Helps maintain continuous coolant circulation, which is essential for stable engine temperature control.
  • Supports proper heat dissipation, allowing coolant to be re-cooled before recirculating through the engine.
  • Provides a flexible, heat-resistant connection that accommodates engine movement and thermal expansion.
Symptoms Of Wear Or Failure:
  • Coolant may seep or drip from the hose body or at the connection points, often leaving wet staining or dried residue.
  • A leaking return hose can cause gradual coolant loss, requiring frequent top-ups.
  • Coolant loss or restricted flow can reduce cooling efficiency and cause overheating or fluctuating temperature readings.
  • A sweet odor in the engine bay is a common sign of a coolant leak.
  • Common signs include cracking or splitting, swelling or bulging, hardened or brittle rubber, soft spots, coolant staining around the hose.
  • If coolant circulation is disrupted, the heater core may not receive proper coolant flow.
  • Low coolant or temperature warning messages may appear as the hose begins to fail.

Why Replacement Matters:
  • Prevents coolant leaks that lead to low coolant levels and loss of cooling system pressure.
  • Helps avoid engine overheating, which can cause serious and expensive engine damage.
  • Restores proper coolant circulation, ensuring efficient cooling performance under all driving conditions.
  • Maintains stable heater performance, since the heater system depends on continuous coolant flow.
  • Protects surrounding components, as leaking coolant can damage sensors, wiring, seals, and nearby engine parts.


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

97010650160
97010650160

The product you are viewing cross references to these numbers
Special Order item
95810607100
Product Information
Product Information
Coolant Hose.
Seal Included.

Fits:
Porsche 92A Cayenne (958) 3.0L Diesel 2011>>2018
Cars With Engine Codes:
D1V / D43 / D50 / D51 / DV7

Porsche 970 Panamera MKI / MKII 3.0L Diesel 2010>>2016
Cars With Engine Codes:
CRCC / CRCB / CWJA 

Diagram Ref No 14
(Diagram Ref No 15 Included)

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

95810607100
95810607100

The product you are viewing cross references to these numbers
Special Order item
95810662501
Product Information
Product Information
Coolant Hose.

The Coolant Hose is a genuine Porsche cooling system component designed to maintain consistent coolant flow throughout the engine’s cooling circuit. Engineered to operate under high temperatures and continuous system pressure, this hose plays a crucial role in regulating engine temperature and preventing overheating.
Fits:

  • Porsche 958 Cayenne V6 3.0L Diesel (245Hp) 2012-17
  • Porsche 970.1 Panamera Diesel V6 3.0L 2011-13
  • Porsche 970.2 Panamera Diesel V6 3.0L (250Hp) 2014-16
  • Porsche 95B.1 Macan S Diesel 3.0L V6 (258Bhp) 2014-18  

Diagram Ref No 37
What This Product Does:

  • Transferring coolant between key cooling system components 
  • Maintaining steady coolant circulation
  • Supporting correct cooling system pressure
  • Helping regulate engine operating temperature
  • Preventing overheating during normal and high-load driving conditions

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 readings
  • Steam from the engine compartment
  • Coolant residue around hose connections

Why Replacement Matters:
  • Prevent sudden coolant loss and roadside breakdowns
  • Maintain proper coolant circulation and temperature control
  • Protect the engine from overheating damage
  • Restore cooling system reliability
  • Avoid costly repairs caused by heat-related engine failure


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

95810662501
95810662501
95810662500

The product you are viewing cross references to these numbers
95810662501/1
Product Information
Product Information
Coolant Hose.

The Coolant Hose is a OE MATCH cooling system component designed to maintain consistent coolant flow throughout the engine’s cooling circuit. Engineered to operate under high temperatures and continuous system pressure, this hose plays a crucial role in regulating engine temperature and preventing overheating.
Fits:

  • Porsche 958 Cayenne V6 3.0L Diesel (245Hp) 2012-17
  • Porsche 970.1 Panamera Diesel V6 3.0L 2011-13
  • Porsche 970.2 Panamera Diesel V6 3.0L (250Hp) 2014-16
  • Porsche 95B.1 Macan S Diesel 3.0L V6 (258Bhp) 2014-18  

Diagram Ref No 37
What This Product Does:
  • Transferring coolant between key cooling system components 
  • Maintaining steady coolant circulation
  • Supporting correct cooling system pressure
  • Helping regulate engine operating temperature
  • Preventing overheating during normal and high-load driving conditions

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 readings
  • Steam from the engine compartment
  • Coolant residue around hose connections

Why Replacement Matters:
  • Prevent sudden coolant loss and roadside breakdowns
  • Maintain proper coolant circulation and temperature control
  • Protect the engine from overheating damage
  • Restore cooling system reliability
  • Avoid costly repairs caused by heat-related engine failure


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

95810662501
95810662501
95810662500

The product you are viewing cross references to these numbers
Special Order item
95810651300
Product Information
Product Information
Coolant Hose.

The Genuine Porsche Coolant Hose is an original equipment replacement cooling system component designed for Porsche Cayenne 958 models equipped with the 3.0L diesel engine. Manufactured to Porsche's original specifications, this coolant hose provides a secure connection within the engine cooling circuit, helping maintain consistent coolant circulation and effective engine temperature regulation.

Fits:

  • Porsche 958 Cayenne V6 3.0L Diesel (245Hp) 2012-17
  • Porsche 970.1 Panamera Diesel V6 3.0L 2011-13
  • Porsche 970.2 Panamera Diesel V6 3.0L (250Hp) 2014-16
  • Porsche 95B.1 Macan S Diesel 3.0L V6 (258Bhp) 2014-18  

Diagram Ref No 28

Engine coolant hoses play an essential role in transferring coolant between cooling system components, allowing excess engine heat to be managed efficiently during normal driving and under demanding operating conditions.

Designed to withstand the high temperatures, pressure fluctuations and continuous thermal cycling experienced within the engine compartment, this genuine Porsche replacement provides the correct fit and compatibility for the specified application.

Ideal for replacing cracked, leaking, swollen or deteriorated original hoses, this component helps maintain cooling system reliability, protect the engine from overheating and restore dependable operation.

What This Product Does:
The coolant hose forms part of the engine's liquid cooling system, carrying coolant between designated cooling circuit connections. It helps maintain a sealed flow path, allowing the cooling system to regulate engine temperature efficiently.

Its key functions include:

  • Coolant Circulation: Transfers engine coolant between cooling system components to support continuous coolant flow.
  • Engine Temperature Regulation: Supports effective heat management by allowing coolant to circulate through the cooling circuit.
  • Cooling System Pressure: Helps maintain a sealed and pressurised cooling system for efficient operation.
  • Overheating Prevention: Supports the cooling system's ability to prevent excessive engine temperatures during normal operation.
  • Leak Prevention: Provides a secure connection between cooling system components, reducing the risk of coolant loss.
  • Thermal Resistance: Designed to withstand repeated exposure to high engine temperatures and cooling system pressure changes.
  • Engine Protection: Helps maintain reliable cooling performance, protecting internal engine components against excessive heat.
  • Original Equipment Fitment: Maintains the correct coolant hose routing and connection arrangement specified by Porsche.

Symptoms Of Wear Or Failure:
Over time, constant exposure to engine heat, coolant pressure, vibration and temperature fluctuations can cause coolant hoses to weaken or deteriorate.

Common signs include:

  • Visible Coolant Leaks: Coolant dripping or collecting beneath the vehicle may indicate a split, damaged or leaking hose.
  • Cracked or Split Hose Material: Age-related deterioration can cause visible cracks, particularly around bends and connection points.
  • Swollen or Bulging Hose: Internal deterioration or excessive pressure may cause the hose material to expand or deform.
  • Hardened or Brittle Rubber: Repeated heat exposure can reduce hose flexibility, increasing the risk of cracking and failure.
  • Soft or Spongy Sections: Weakening of the internal hose structure may indicate deterioration and an increased risk of rupture.
  • Low Coolant Warning: A leaking hose can cause coolant levels to drop, triggering a dashboard warning.
  • Frequent Coolant Top-Ups: Repeated coolant loss without an obvious explanation may indicate a leak within the cooling system.
  • Engine Overheating: Significant coolant loss can reduce the cooling system's ability to control engine temperature.
  • Coolant Smell from the Engine Bay: A distinctive sweet smell may indicate coolant escaping onto hot engine components.
  • Visible Coolant Residue: Dried coolant deposits or staining around hose connections can indicate an ongoing or previous leak.
  • Steam from the Engine Compartment: A severe coolant leak may allow coolant to contact hot components, producing visible steam.
  • Fluctuating Engine Temperature: Coolant loss or air entering the cooling circuit may contribute to unstable operating temperatures.

Why Replacement Matters:
  • Replacing a worn or damaged coolant hose is essential for maintaining the reliability, performance and long-term protection of your Porsche Cayenne's engine cooling system.
  • The engine cooling system relies on a continuous supply of coolant circulating through a sealed network of hoses and components. If a coolant hose becomes cracked, weakened or damaged, it may allow coolant to escape, reducing the system's ability to maintain the correct operating temperature.
  • Even a small coolant leak can develop into a more serious problem over time. As coolant levels decrease, the risk of overheating increases, potentially causing damage to critical engine components, including cylinder heads, gaskets and associated cooling system parts.
  • A sudden hose failure can also result in rapid coolant loss, leaving the vehicle vulnerable to overheating and an unexpected roadside breakdown.
  • Installing a genuine Porsche replacement coolant hose helps restore the integrity of the cooling circuit, providing the correct fit, connection arrangement and dependable operation required for the specified vehicle application.
  • Replacing deteriorated hoses during routine servicing or cooling system repairs can also help prevent further damage to surrounding components and reduce the likelihood of expensive engine repairs.
  • The Genuine Porsche Coolant Hose 95810651300 provides an original equipment replacement solution, helping maintain efficient coolant circulation, stable engine temperatures and reliable long-term cooling system performance.



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

95810651300
95810651300

The product you are viewing cross references to these numbers
Special Order item
95810667300
Product Information
Product Information
Coolant Hose.

The Genuine Porsche Coolant Hose (95810667300) is an original equipment cooling system component designed for selected Porsche Cayenne 958 models equipped with the 3.0-litre V6 diesel engine.

Fits:

  • Porsche 958 Cayenne V6 3.0L Diesel (245Hp) 2012-17
  • Porsche 970.1 Panamera Diesel V6 3.0L 2011-13
  • Porsche 970.2 Panamera Diesel V6 3.0L (250Hp) 2014-16
  • Porsche 95B.1 Macan S Diesel 3.0L V6 (258Bhp) 2014-18  

Diagram Ref No 38

Also described as a water hose or engine coolant hose, this component is associated with the engine oil cooler cooling circuit.

The Porsche Cayenne 3.0L V6 diesel engine uses a liquid cooling system to control engine temperature and assist with thermal management of important components, including the engine oil cooling arrangement.

During normal operation, both the engine and its lubricating oil absorb considerable heat.

Coolant circulates through designated passages and heat exchangers to transfer that heat away from the engine and help maintain suitable operating conditions.

The Porsche coolant hose 95810667300 provides a connection within this cooling system arrangement, allowing coolant to travel through the intended circuit.

Although relatively small, the hose is an important part of the sealed cooling system.

Its purpose is to maintain a reliable connection between the associated components while accommodating normal temperature changes, pressure variations and engine vibration.

Modern Porsche diesel engines operate under demanding thermal conditions, particularly during motorway driving, towing, extended journeys and high engine loads.

The cooling system must therefore remain properly sealed and filled to maintain consistent operation.

Over time, coolant hoses can deteriorate through repeated heating and cooling cycles, exposure to engine coolant and general ageing.

Rubber hose material may become hardened, brittle, swollen or cracked.

The hose may also deteriorate around its connections, allowing coolant to escape.

A leaking coolant hose can cause a gradual reduction in coolant level, which may eventually interfere with normal cooling system operation.

If coolant loss becomes significant, the engine may be exposed to overheating and associated mechanical damage.

Replacing a worn or leaking component with Genuine Porsche part number 95810667300 helps restore the original coolant routing and sealed connection.

This hose is suitable for repairs involving coolant leaks, maintenance of the engine oil cooler cooling circuit and replacement of deteriorated coolant pipework.

As a Genuine Porsche component, it is intended to provide the original equipment hose configuration for compatible Cayenne diesel engines.

What This Product Does:
The coolant hose carries liquid coolant between designated components within the engine cooling circuit.

Its primary functions include:

  • Transfers Engine Coolant: Provides a passage for coolant to flow through the specified cooling system connection.
  • Supports Engine Oil Cooling: Forms part of the coolant arrangement associated with the engine oil cooler.
  • Maintains Coolant Circulation: Helps preserve the intended cooling system flow path.
  • Provides a Sealed Connection: Prevents coolant from escaping when the hose and associated fittings are in good condition.
  • Supports System Pressure Integrity: Helps maintain the closed, pressurised cooling circuit.
  • Accommodates Engine Vibration: Provides a connection capable of tolerating normal movement and vibration.
  • Supports Temperature Management: Allows coolant to circulate through the cooling components that manage engine and oil temperatures.
  • Maintains Factory Routing: Preserves the original coolant connection layout.
  • Helps Prevent Coolant Loss: Replaces leaking or deteriorated pipework.
  • Supports Engine Reliability: Helps maintain dependable cooling system operation.

Symptoms Of Wear Or Failure:
Coolant hoses operate under conditions involving heat, pressure, vibration and exposure to coolant chemicals.

Although they do not generally have a fixed replacement interval, deterioration can develop with age and mileage.

Typical symptoms:

  • Wetness around the coolant hose.
  • Coolant dripping from a hose connection.
  • Fluid collecting beneath the engine.
  • Dried coolant residue around fittings.
  • Leaks becoming more noticeable after driving.
  • Coolant staining on surrounding components.
  • Low coolant warning message.
  • Coolant expansion tank level dropping.
  • Frequent need to top up the cooling system.
  • Coolant warning appearing after longer journeys.
  • Coolant smell around the engine compartment.
  • Odour becoming stronger after a journey.
  • Smell from coolant contacting warm engine components.
  • Visible coolant residue around the affected hose.

Why Replacement Matters:
The coolant hose helps maintain the integrity of the engine's cooling system.

A damaged hose may allow coolant to escape, reducing the system's ability to manage heat effectively.

Replacing a defective hose helps restore the original coolant connection and reduce the risk of overheating.

  • Helps Prevent Coolant Leaks: Replaces cracked, split or damaged pipework.
  • Restores Coolant Circuit Integrity: Maintains a sealed connection within the cooling system.
  • Supports Engine Oil Cooling: Preserves the coolant connection associated with the engine oil cooler circuit.
  • Maintains Reliable Coolant Flow: Keeps the original routing unobstructed and correctly connected.
  • Supports Stable Engine Temperatures: Allows the cooling system to operate as intended.
  • Reduces Overheating Risk: Addresses coolant loss before it compromises cooling performance.
  • Protects Engine Components: Helps avoid damage associated with inadequate cooling.
  • Reduces Breakdown Risk: Replaces a deteriorated hose before a more serious failure.
  • Maintains Factory Fitment: Restores the original hose arrangement.
  • Genuine Porsche Replacement: Provides the manufacturer's specified replacement for compatible applications.



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

95810667300
95810667300

The product you are viewing cross references to these numbers
Special Order item
95810645302
Product Information
Product Information
Coolant Hose. 

The Genuine Porsche Coolant Hose 95810645302 is an original equipment replacement cooling system component designed for selected Porsche Cayenne, Macan and Panamera models equipped with the 3.0L diesel engine. Manufactured to Porsche's original specifications, this coolant hose provides a secure, reliable connection within the engine cooling circuit, helping maintain efficient coolant circulation and consistent engine temperature regulation.

Fits:

  • Porsche 958 Cayenne V6 3.0L Diesel (245Hp) 2012-17
  • Porsche 970.1 Panamera Diesel V6 3.0L 2011-13
  • Porsche 970.2 Panamera Diesel V6 3.0L (250Hp) 2014-16
  • Porsche 95B.1 Macan S Diesel 3.0L V6 (258Bhp) 2014-18  

Diagram Ref No 26

The coolant hose plays an important role in transferring coolant between designated cooling system components, supporting the engine's ability to maintain its correct operating temperature during everyday driving and demanding conditions.

Engine cooling hoses are continuously exposed to high temperatures, pressure changes, vibration and thermal cycling, which can cause the original material to deteriorate over time.

Designed for accurate fitment and dependable operation, this genuine Porsche replacement is ideal for repairing coolant leaks, replacing aged or damaged hoses and restoring the integrity of the engine cooling system.

What This Product Does:
The coolant hose forms part of the engine's liquid cooling system, providing a sealed passage for coolant to circulate between connected components. It helps maintain consistent coolant flow and system pressure, supporting effective engine temperature management.

Its key functions include:

Coolant Circulation: Allows coolant to flow between designated cooling system components, supporting efficient engine cooling.

Engine Temperature Regulation: Helps the cooling system maintain a stable operating temperature by enabling coolant circulation.

Cooling System Sealing: Provides a secure connection that helps prevent coolant leaks and maintain the correct system pressure.

Overheating Prevention: Supports effective engine cooling by helping maintain an uninterrupted coolant flow.

Thermal Resistance: Designed to withstand repeated exposure to engine heat and temperature fluctuations.

Pressure Resistance: Accommodates normal pressure changes within the vehicle's cooling system.

Engine Protection: Helps prevent excessive engine temperatures that could damage sensitive engine components.

Original Equipment Fitment: Maintains the correct hose routing and connection arrangement specified for the applicable Porsche cooling system.

Symptoms Of Wear Or Failure:
Over time, exposure to high temperatures, coolant pressure, vibration and general ageing can cause the coolant hose to weaken, crack or develop leaks.

Common signs include:

  • Visible Coolant Leaks: Coolant dripping beneath the engine compartment or collecting around hose connections may indicate damage or a failed seal.
  • Low Coolant Warning: A leaking hose can cause coolant levels to fall, triggering the dashboard coolant warning.
  • Frequent Coolant Top-Ups: Repeatedly needing to refill the coolant reservoir may indicate a leak within the cooling system.
  • Cracked or Split Hose Material: Visible cracks, splits or surface deterioration can indicate that the hose is approaching the end of its service life.
  • Swollen or Bulging Hose: Internal deterioration or excessive cooling system pressure may cause the hose to expand or deform.
  • Hardened or Brittle Material: Prolonged heat exposure can reduce the flexibility of the hose, increasing the risk of cracking.
  • Soft or Spongy Sections: Localised weakening of the hose structure may indicate internal material deterioration.
  • Coolant Smell from the Engine Bay: A sweet smell may indicate coolant escaping onto surrounding engine components.
  • Dried Coolant Residue: White, pink or coloured deposits around hose connections may indicate previous or ongoing coolant leakage.
  • Engine Overheating: Significant coolant loss may prevent the cooling system from regulating engine temperature effectively.
  • Fluctuating Temperature Readings: Coolant loss or air entering the cooling circuit may contribute to irregular engine temperature readings.
  • Steam from the Engine Compartment: A severe coolant leak may allow coolant to contact hot engine surfaces, producing visible steam.

Why Replacement Matters:
  • Replacing a worn, cracked or leaking coolant hose is essential for maintaining the reliability, efficiency and long-term protection of your Porsche's engine cooling system.
  • The engine cooling system relies on a continuous circulation of coolant through a sealed network of hoses, pipes and associated components. When a coolant hose becomes damaged or weakened, coolant can escape, reducing the system's ability to maintain the engine's correct operating temperature.
  • Even a small coolant leak can develop into a more serious issue if left unresolved. As coolant levels decrease, the risk of overheating increases, potentially resulting in damage to the cylinder head, head gasket and other critical engine components.
  • A severely deteriorated hose may fail suddenly under pressure, causing rapid coolant loss and potentially leaving the vehicle stranded.
  • Installing a genuine Porsche replacement coolant hose helps restore a secure and dependable cooling system connection. Its original equipment design helps ensure correct fitment, proper routing and compatibility with the specified engine configuration.
  • Replacing damaged hoses during routine maintenance or cooling system repairs can also help prevent further deterioration of adjoining components and reduce the likelihood of expensive repairs.
  • For Porsche Cayenne, Macan and Panamera diesel owners, maintaining the cooling system is particularly important for protecting the engine during extended journeys, heavy loads and demanding driving conditions.
  • The Genuine Porsche Coolant Hose 95810645302 provides a reliable original equipment replacement solution, helping maintain coolant circulation, prevent leaks and protect the engine against overheating.



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

95810645302
95810645302
95810645300
95810645301

The product you are viewing cross references to these numbers
Special Order item
97010645060
Product Information
Product Information
Coolant Hose.
The Coolant Hose is a genuine Porsche OEM engine coolant hose designed to transport coolant through the cooling system on selected Porsche Panamera (970) models. This flexible hose ensures reliable coolant circulation between cooling system components, helping maintain stable engine operating temperatures and effective heater performance. Manufactured to Porsche specifications, it offers precise fitment, high resistance to heat and pressure, and long-term durability.

Fits:
  • 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
  
Diagram Ref No 29 (Diagram Ref No 30 and 31 Included)

What This Product Does:
  • Transports pressurised coolant through the cooling circuit to regulate engine temperature.
  • Helps maintain proper coolant circulation, allowing heat to be carried away from the engine.
  • Supports heater operation, since hot coolant flow is needed for the heater core to produce cabin heat.
  • Provides a flexible connection that absorbs engine vibration and thermal expansion without stressing rigid pipes.

Symptoms Of Wear Or Failure:
  • Coolant may seep or drip from the hose body or from the hose connection points/clamps.
  • A leaking hose can cause gradual coolant loss, requiring frequent top-ups.
  • Loss of coolant or restricted flow can cause overheating or unstable engine temperatures.
  • A sweet coolant odor in the engine bay is a common sign of a leak.
  • Common signs include cracks or splits, swelling/bulging, soft spots, hardened or brittle rubber, coolant staining or residue.
  • If coolant flow is reduced, the heater core may not receive enough hot coolant.
  • The vehicle may display coolant level or overheating warnings when the hose begins to fail.

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


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

97010645060
97010645060

The product you are viewing cross references to these numbers
97010645060/1
Product Information
Product Information
Coolant Hose.
The Coolant Hose is a OE MATCH engine coolant hose designed to transport coolant through the cooling system on selected Porsche Panamera (970) models. This flexible hose ensures reliable coolant circulation between cooling system components, helping maintain stable engine operating temperatures and effective heater performance. It offers precise fitment, high resistance to heat and pressure, and long-term durability.

Fits:
  • 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
  
Diagram Ref No 29 (Diagram Ref No 30 and 31 Sold Separately)

What This Product Does:
  • Transports pressurised coolant through the cooling circuit to regulate engine temperature.
  • Helps maintain proper coolant circulation, allowing heat to be carried away from the engine.
  • Supports heater operation, since hot coolant flow is needed for the heater core to produce cabin heat.
  • Provides a flexible connection that absorbs engine vibration and thermal expansion without stressing rigid pipes.

Symptoms Of Wear Or Failure:
  • Coolant may seep or drip from the hose body or from the hose connection points/clamps.
  • A leaking hose can cause gradual coolant loss, requiring frequent top-ups.
  • Loss of coolant or restricted flow can cause overheating or unstable engine temperatures.
  • A sweet coolant odor in the engine bay is a common sign of a leak.
  • Common signs include cracks or splits, swelling/bulging, soft spots, hardened or brittle rubber, coolant staining or residue.
  • If coolant flow is reduced, the heater core may not receive enough hot coolant.
  • The vehicle may display coolant level or overheating warnings when the hose begins to fail.

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


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

97010645060
97010645060

The product you are viewing cross references to these numbers
Special Order item
97010645160
Product Information
Product Information
Coolant Hose.
The Coolant Hose is a genuine Porsche OEM engine coolant hose designed to transport coolant through the cooling system on selected Porsche Panamera (970) models. This flexible hose ensures proper coolant circulation between key cooling components, helping maintain stable engine operating temperatures and supporting reliable heater performance. Manufactured to Porsche specifications, it provides precise fitment, high resistance to heat and pressure, and long-term durability.

Fits:
  • 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  

Diagram Ref No 26 (Diagram Ref No 27 And 28 Included)

What This Product Does:
  • Transports pressurised coolant through the cooling circuit so heat can be carried away from the engine.
  • Helps maintain proper coolant circulation, which is essential for regulating engine temperature.
  • Supports cabin heating, since hot coolant flow is required for the heater core to produce warm air.
  • Provides a flexible connection that absorbs engine vibration and thermal expansion without stressing rigid pipes.

Symptoms Of Wear Or Failure:
  • Coolant may seep or drip from the hose body or around the hose connection points, often leaving wet staining or dried residue.
  • A leaking hose can cause gradual coolant loss, leading to frequent topping up.
  • If coolant flow is reduced or coolant is lost, the engine may run hotter than normal or fluctuate in temperature.
  • A noticeable sweet smell in the engine bay or near the vehicle often indicates a coolant leak.
  • Common signs include cracking or splitting, swelling or bulging, soft spots, hardened or brittle rubber, coolant residue around the hose surface.
  • If coolant circulation is affected, the heater core may not receive enough hot coolant.
  • The vehicle may display low coolant or overheating warnings when hose failure begins.

Why Replacement Matters:
  • Prevents coolant leaks that cause low coolant levels and loss of system pressure.
  • Helps avoid engine overheating, which can lead to serious and expensive engine damage.
  • Restores proper coolant circulation, ensuring the cooling system performs efficiently under all driving conditions.
  • Maintains reliable cabin heating, since the heater core depends on hot coolant flow.
  • Protects surrounding components, as leaking coolant can damage sensors, wiring, seals, and nearby engine parts.


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

97010645160
97010645160

The product you are viewing cross references to these numbers
97010645160/1
Product Information
Product Information
Coolant Hose.
The Coolant Hose is a OE MATCH engine coolant hose designed to transport coolant through the cooling system on selected Porsche Panamera (970) models. This flexible hose ensures proper coolant circulation between key cooling components, helping maintain stable engine operating temperatures and supporting reliable heater performance. It provides precise fitment, high resistance to heat and pressure, and long-term durability.

Fits:
  • 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  

Diagram Ref No 26 (Diagram Ref No 27 And 28 Sold Separately)

What This Product Does:
  • Transports pressurised coolant through the cooling circuit so heat can be carried away from the engine.
  • Helps maintain proper coolant circulation, which is essential for regulating engine temperature.
  • Supports cabin heating, since hot coolant flow is required for the heater core to produce warm air.
  • Provides a flexible connection that absorbs engine vibration and thermal expansion without stressing rigid pipes.

Symptoms Of Wear Or Failure:
  • Coolant may seep or drip from the hose body or around the hose connection points, often leaving wet staining or dried residue.
  • A leaking hose can cause gradual coolant loss, leading to frequent topping up.
  • If coolant flow is reduced or coolant is lost, the engine may run hotter than normal or fluctuate in temperature.
  • A noticeable sweet smell in the engine bay or near the vehicle often indicates a coolant leak.
  • Common signs include cracking or splitting, swelling or bulging, soft spots, hardened or brittle rubber, coolant residue around the hose surface.
  • If coolant circulation is affected, the heater core may not receive enough hot coolant.
  • The vehicle may display low coolant or overheating warnings when hose failure begins.

Why Replacement Matters:
  • Prevents coolant leaks that cause low coolant levels and loss of system pressure.
  • Helps avoid engine overheating, which can lead to serious and expensive engine damage.
  • Restores proper coolant circulation, ensuring the cooling system performs efficiently under all driving conditions.
  • Maintains reliable cabin heating, since the heater core depends on hot coolant flow.
  • Protects surrounding components, as leaking coolant can damage sensors, wiring, seals, and nearby engine parts.


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

97010645160
97010645160

The product you are viewing cross references to these numbers
Special Order item
95810658312
Product Information
Product Information
Coolant Pipe For Engine Compressor.
Maintain reliable coolant circulation and effective temperature management with this Porsche Coolant Pipe for Engine Compressor, designed for compatible Porsche applications.  

Fits:
  • Porsche 958 Cayenne S V6 3.0L Hybrid (380Hp) 2010-17
  • Porsche 970.1 Panamera S Hybrid V6 3.0L 2011-13
  • Porsche 970.2 Panamera S E-Hybrid V6 3.0L (416Hp) 2014-16  

Diagram Ref No 36

This coolant pipe forms part of the vehicle's cooling circuit associated with the engine compressor system, providing a controlled route for coolant between the relevant components. Correct coolant circulation helps manage operating temperatures and protects heat-sensitive components from excessive thermal stress.

Cooling-system pipes operate in demanding conditions, regularly exposed to heat, pressure, vibration and repeated temperature cycles. Over time, the pipe itself, its connections or associated seals can deteriorate, potentially causing coolant seepage or a more significant leak.

A damaged or leaking coolant pipe can reduce the coolant level and compromise cooling-system performance. Replacing a confirmed faulty component with the correct Porsche Coolant Pipe 95810658312 helps restore a sealed cooling circuit and reliable coolant flow.

What This Product Does:

  • Carries coolant through the relevant cooling circuit.
  • Provides coolant routing for the engine compressor system where specified.
  • Connects associated cooling-system components.
  • Contains hot, pressurised coolant.
  • Helps maintain a sealed coolant circuit.
  • Supports correct coolant circulation.
  • Helps regulate component operating temperatures.
  • Supports effective heat transfer.
  • Helps prevent coolant loss when correctly installed and sealed.
  • Works alongside associated hoses, pipes, pumps and cooling components.
  • Replaces a leaking, corroded or damaged coolant pipe.
  • Provides a Porsche replacement component for compatible applications.  

Symptoms Of Wear Or Failure:
  • Visible coolant leakage.
  • Low coolant warning.
  • Coolant level repeatedly dropping.
  • Increasing need to top up the coolant.
  • Coolant smell from the engine compartment.
  • Wetness around the coolant pipe.
  • Leakage around pipe connections.
  • Dried or crystallised coolant residue.
  • Visible corrosion or deterioration.
  • Damaged or distorted pipework.
  • Leakage around seals or O-rings.
  • Steam from the engine compartment.
  • Engine temperature higher than normal.
  • Unusual temperature fluctuations.
  • Engine overheating.
  • Coolant collecting underneath the vehicle.  

Why Replacement Matters:
  • The cooling system depends on maintaining the correct coolant quantity within a sealed circuit.
  • Even a relatively small leak from the compressor coolant pipe can gradually reduce the coolant level. If the pipe, seal or connection deteriorates further, coolant loss may become substantially more severe.
  • Replacing a confirmed faulty Porsche Coolant Pipe 95810658312 helps restore cooling-system integrity before a minor leak develops into a more serious problem.


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

95810658312
95810658312
95810658310
95810658311

The product you are viewing cross references to these numbers
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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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