Please wait… 
Please wait while we process your order,
do not press the back button… 
Design911 Design 911 supply Porsche parts, Porsche spares and Porsche accessories, to both retail and to the trade. Our Porsche product and accessory range includes brakes, exhausts, tyres, wheels and Porsche panels and interiors. https://www.design911.co.uk/images/schemaLogo.png https://www.design911.co.uk/images/schemaLogo.png +443456003478 https://www.design911.co.uk Facebook Instagram

Coolant Hoses and Pipes (Front engine cars)

Filter by brand
DISPLAYING 1 to 16 (of 27 products)
1 2
Special Order item
99951111801
Product Information
Product Information

Clamp B15 – Multi-Application Hose, Cable & Pipe Clamp
Sold each

High-quality B15 clamp designed for a wide range of Porsche applications across multiple models.

This versatile clamp is used in various locations including engine wiring looms on the 911SC, air conditioning pipes on 928 S4, 964, and 993, throttle cable routing on the 968, expansion tank hoses on 924S and 944, and automatic gearbox cooling lines on 924S and 944 models.

Fits:

  • Porsche 911 1978-1983 3.0L / SC
  • Porsche 993 (911) C2 1994-97
  • Porsche 993 (911) C4 1994-97
  • Porsche 993 (911) RS 1994-97
  • Porsche 993 (911) C2S 1994-97
  • Porsche 993 (911) C4S 1994-97
  • Porsche 993 (911) TURBO 1994-96
  • Porsche 993 (911) GT2 1994-97
  • Porsche 993 (911) TURBO S 1994-97
  • Porsche 924S 2.5L 1986-87
  • Porsche 924S 2.5L 1988
  • Porsche 944 2.5L 8V 1985-87
  • Porsche 944 2.7L 8V 1988-89
  • Porsche 944S 2.5L 16V 1987-88
  • Porsche 944S2 3.0L 16V 1989-91
  • Porsche 944 Turbo 2.5L 8V 1985-88
  • Porsche 944 Turbo 2.5L 8V 1989-91
  • Porsche 944 Turbo S 2.5L 8V 1988
  • Porsche 968 3.0L 1992-94
  • Porsche 968 Sport 3.0L 1994-95
  • Porsche 968 CS 3.0L 1993-95
  • Porsche 968 Turbo S 3.0L 1993-94
  • Porsche 928S2 4.7L 1984-86
  • Porsche 928S4 5.0L 1987-92
  • Porsche 928GT 5.0L 1989-91

Manufactured to OEM specifications, this clamp ensures secure mounting, durability, and resistance to heat and corrosion. Supplied individually, it is ideal for maintenance, repair, or restoration across multiple Porsche systems.

Key Features

• Clamp size B15
• Suitable for multiple Porsche models and applications
• Part number 99951111801
• Multi-use: wiring loom, AC pipes, throttle cable, cooling lines
• Ensures secure mounting and correct routing
• Prevents vibration-related wear and movement
• Durable and corrosion-resistant construction
• OEM-style fit and performance
• Sold individually

Function and Purpose

This clamp is designed to secure hoses, cables, and pipes across various systems.

It helps to:
• Hold wiring looms securely in place
• Maintain correct routing of AC pipes
• Secure throttle cables and cooling lines
• Prevent vibration-related wear or damage
• Ensure long-term system reliability

Why Replace Clamps

Clamps can degrade over time due to heat, pressure, and environmental exposure.

Common issues include:
• Loss of clamping strength
• Corrosion or fatigue
• Movement of hoses, cables, or pipes
• Increased risk of wear or system failure

Replacing worn clamps ensures proper securing and protects critical components.



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

99951111801
99951111801
99951111802
N0206021
N0206022

The product you are viewing cross references to these numbers
99951111801/1
Product Information
Product Information

Clamp B15 – Multi-Application Hose, Cable & Pipe Clamp
Sold each

High-quality B15 clamp designed for a wide range of Porsche applications across multiple models.

This versatile clamp is used in various locations including engine wiring looms on the 911SC, air conditioning pipes on 928 S4, 964, and 993, throttle cable routing on the 968, expansion tank hoses on 924S and 944, and automatic gearbox cooling lines on 924S and 944 models.

Fits:

  • Porsche 911 1978-1983 3.0L / SC
  • Porsche 993 (911) C2 1994-97
  • Porsche 993 (911) C4 1994-97
  • Porsche 993 (911) RS 1994-97
  • Porsche 993 (911) C2S 1994-97
  • Porsche 993 (911) C4S 1994-97
  • Porsche 993 (911) TURBO 1994-96
  • Porsche 993 (911) GT2 1994-97
  • Porsche 993 (911) TURBO S 1994-97
  • Porsche 924S 2.5L 1986-87
  • Porsche 924S 2.5L 1988
  • Porsche 944 2.5L 8V 1985-87
  • Porsche 944 2.7L 8V 1988-89
  • Porsche 944S 2.5L 16V 1987-88
  • Porsche 944S2 3.0L 16V 1989-91
  • Porsche 944 Turbo 2.5L 8V 1985-88
  • Porsche 944 Turbo 2.5L 8V 1989-91
  • Porsche 944 Turbo S 2.5L 8V 1988
  • Porsche 968 3.0L 1992-94
  • Porsche 968 Sport 3.0L 1994-95
  • Porsche 968 CS 3.0L 1993-95
  • Porsche 968 Turbo S 3.0L 1993-94
  • Porsche 928S2 4.7L 1984-86
  • Porsche 928S4 5.0L 1987-92
  • Porsche 928GT 5.0L 1989-91

Manufactured to OEM specifications, this clamp ensures secure mounting, durability, and resistance to heat and corrosion. Supplied individually, it is ideal for maintenance, repair, or restoration across multiple Porsche systems.

Key Features

• Clamp size B15
• Suitable for multiple Porsche models and applications
• Part number 99951111801
• Multi-use: wiring loom, AC pipes, throttle cable, cooling lines
• Ensures secure mounting and correct routing
• Prevents vibration-related wear and movement
• Durable and corrosion-resistant construction
• OEM-style fit and performance
• Sold individually

Function and Purpose

This clamp is designed to secure hoses, cables, and pipes across various systems.

It helps to:
• Hold wiring looms securely in place
• Maintain correct routing of AC pipes
• Secure throttle cables and cooling lines
• Prevent vibration-related wear or damage
• Ensure long-term system reliability

Why Replace Clamps

Clamps can degrade over time due to heat, pressure, and environmental exposure.

Common issues include:
• Loss of clamping strength
• Corrosion or fatigue
• Movement of hoses, cables, or pipes
• Increased risk of wear or system failure

Replacing worn clamps ensures proper securing and protects critical components.



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

99951111801
99951111801
99951111802
N0206021
N0206022

The product you are viewing cross references to these numbers
Special Order item
99951117701
Product Information
Product Information

Clamp  D1 20x15   – Multi-Position Clamp 

High-quality D1 20x15 clamp designed for securing various components across Porsche 924S, 944, 928, 964, and 993 models.

This versatile clamp is used in multiple applications including bonnet release cables (924S / 944), expansion tank hoses (944), engine wiring loom (928 S4), injection vacuum hoses (964), and brake reservoir connections (993).

Fits:

  • Porsche 964 (911) C2 1989-93
  • Porsche 964 (911) C4 1989-93
  • Porsche 964 (911) RS 3.6L 1991-93
  • Porsche 964 (911) RS 3.8L 1991-93
  • Porsche 993 (911) C2 1994-97
  • Porsche 993 (911) C4 1994-97
  • Porsche 993 (911) RS 1994-97
  • Porsche 993 (911) C2S 1994-97
  • Porsche 993 (911) C4S 1994-97
  • Porsche 993 (911) TURBO 1994-96
  • Porsche 993 (911) GT2 1994-97
  • Porsche 993 (911) TURBO S 1994-97
  • Porsche 924S 2.5L 1986-87
  • Porsche 924S 2.5L 1988
  • Porsche 944 2.5L 8V 1982-87
  • Porsche 944 2.7L 8V 1988-89
  • Porsche 944S 2.5L 16V 1987-88
  • Porsche 944S2 3.0L 16V 1989-91
  • Porsche 944 Turbo 2.5L 8V 1985-88
  • Porsche 944 Turbo 2.5L 8V 1989-91
  • Porsche 944 Turbo S 2.5L 8V 1988
  • Porsche 928S4 5.0L 1987-92
  • Porsche 928GT 5.0L 1989-91
  • Porsche 928GTS 5.4L 1992-95

Diagram ref no 24  

Manufactured to OEM specifications, this clamp ensures secure fitment, durability, and resistance to corrosion. Supplied individually, it is ideal for maintenance, repair, or restoration across multiple Porsche systems.

Key Features

• Clamp size D1 20x15
• Suitable for Porsche 964S, 944, 928, 964, and 993
• Part number 99951117701
• Multi-use: cables, hoses, wiring looms, vacuum lines
• Ensures secure mounting and routing
• Prevents vibration-related wear and movement
• Durable and corrosion-resistant construction
• OEM-style fit and performance
• Sold individually

Function and Purpose

This clamp is designed to secure a wide range of components.

It helps to:
• Hold cables, hoses, and wiring looms in place
• Maintain correct routing and alignment
• Prevent vibration-related wear or damage
• Protect sensitive systems such as wiring and vacuum lines
• Ensure long-term reliability across multiple systems

Why Replace Clamps

Clamps can degrade over time due to heat and environmental exposure.

Common issues include:
• Loss of clamping strength
• Corrosion or fatigue
• Movement of hoses, cables, or wiring
• Increased risk of system wear or failure

Replacing worn clamps ensures proper securing and protects critical components.



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

99951117701
99951117701
99951117702

The product you are viewing cross references to these numbers
99951117701/1
Product Information
Product Information

Clamp  D1 20x15   – Multi-Position Clamp 

High-quality D1 20x15 clamp designed for securing various components across Porsche 924S, 944, 928, 964, and 993 models.

This versatile clamp is used in multiple applications including bonnet release cables (924S / 944), expansion tank hoses (944), engine wiring loom (928 S4), injection vacuum hoses (964), and brake reservoir connections (993).

Fits:

  • Porsche 964 (911) C2 1989-93
  • Porsche 964 (911) C4 1989-93
  • Porsche 964 (911) RS 3.6L 1991-93
  • Porsche 964 (911) RS 3.8L 1991-93
  • Porsche 993 (911) C2 1994-97
  • Porsche 993 (911) C4 1994-97
  • Porsche 993 (911) RS 1994-97
  • Porsche 993 (911) C2S 1994-97
  • Porsche 993 (911) C4S 1994-97
  • Porsche 993 (911) TURBO 1994-96
  • Porsche 993 (911) GT2 1994-97
  • Porsche 993 (911) TURBO S 1994-97
  • Porsche 924S 2.5L 1986-87
  • Porsche 924S 2.5L 1988
  • Porsche 944 2.5L 8V 1982-87
  • Porsche 944 2.7L 8V 1988-89
  • Porsche 944S 2.5L 16V 1987-88
  • Porsche 944S2 3.0L 16V 1989-91
  • Porsche 944 Turbo 2.5L 8V 1985-88
  • Porsche 944 Turbo 2.5L 8V 1989-91
  • Porsche 944 Turbo S 2.5L 8V 1988
  • Porsche 928S4 5.0L 1987-92
  • Porsche 928GT 5.0L 1989-91
  • Porsche 928GTS 5.4L 1992-95

Diagram ref no 24  

Manufactured to OEM specifications, this clamp ensures secure fitment, durability, and resistance to corrosion. Supplied individually, it is ideal for maintenance, repair, or restoration across multiple Porsche systems.

Key Features

• Clamp size D1 20x15
• Suitable for Porsche 964S, 944, 928, 964, and 993
• Part number 99951117701
• Multi-use: cables, hoses, wiring looms, vacuum lines
• Ensures secure mounting and routing
• Prevents vibration-related wear and movement
• Durable and corrosion-resistant construction
• OEM-style fit and performance
• Sold individually

Function and Purpose

This clamp is designed to secure a wide range of components.

It helps to:
• Hold cables, hoses, and wiring looms in place
• Maintain correct routing and alignment
• Prevent vibration-related wear or damage
• Protect sensitive systems such as wiring and vacuum lines
• Ensure long-term reliability across multiple systems

Why Replace Clamps

Clamps can degrade over time due to heat and environmental exposure.

Common issues include:
• Loss of clamping strength
• Corrosion or fatigue
• Movement of hoses, cables, or wiring
• Increased risk of system wear or failure

Replacing worn clamps ensures proper securing and protects critical components.



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

99951117701
99951117701
99951117702

The product you are viewing cross references to these numbers
Special Order item
95110624704
Product Information
Product Information
Coolant hose, from auxiliary water pump to metal pipe.

porsche

Fits:
Porsche 944 Turbo S 1988-91 Engine 44.52

Click 'Zoom in' for large parts diagram.
Diagram ref no 36A

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

95110624704
95110624704

The product you are viewing cross references to these numbers
Special Order item
94410624303
Product Information
Product Information
Coolant water tube.

Fits:
Porsche 944 1985-91

Diagram ref no 12

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

94410624303
94410624303
944COL001

The product you are viewing cross references to these numbers
Special Order item
94410624700
Product Information
Product Information
Cooling water tube heat shield

Fits:
Porsche 924S 1986-88
Porsche 944 1982-91 AUTO.

Diagram ref no 13

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

94410624700
94410624303
94410624700

The product you are viewing cross references to these numbers
94410625100/1
Product Information
Product Information
Expansion Tank Hose.
The OE Match Expansion Tank Hose is a high-quality replacement cooling system component designed to connect the coolant expansion tank to the engine cooling circuit. Manufactured to OE specifications for fit, durability and performance, this hose ensures the safe transfer of coolant and allows the cooling system to regulate pressure and coolant volume as temperatures change during engine operation.  

Fits:
  • Porsche 924S 2.5L 1986-87
  • Porsche 924S 2.5L 1988
  • Porsche 944 2.5L 8V 1982-87
  • Porsche 944 2.7L 8V 1988-89
  • Porsche 944S 2.5L 16V 1987-88
  • Porsche 944S2 3.0L 16V 1989-91
  • Porsche 944 Turbo 2.5L 8V 1985-88
  • Porsche 944 Turbo 2.5L 8V 1989-91
  • Porsche 944 Turbo S 2.5L 8V 1988
  • Porsche 968 3.0L 1992-94
  • Porsche 968 Sport 3.0L 1994-95
  • Porsche 968 CS 3.0L 1993-95
  • Porsche 968 Turbo S 3.0L 1993-94  

Diagram Ref No 21

Constructed from heat-resistant, coolant-resistant materials, the expansion tank hose is designed to withstand continuous exposure to high temperatures, pressure fluctuations and chemical additives found in modern coolant systems. It plays a critical role in maintaining cooling system efficiency, engine temperature control and overall reliability.  

What This Product Does:
  • Connects the coolant expansion tank to the cooling system.
  • Allows coolant to flow between the expansion tank and engine cooling circuit.
  • Helps regulate cooling system pressure.
  • Accommodates coolant expansion and contraction during temperature changes.
  • Supports efficient engine temperature management.
  • Helps prevent coolant loss and system leaks.
  • Maintains the integrity of the engine cooling system.

Symptoms Of Wear Or Failure:
  • Visible coolant leaks around the hose or connections.
  • Coolant drips beneath the vehicle.
  • Low coolant level warnings.
  • Engine overheating or rising coolant temperatures.
  • Coolant residue or staining around hose fittings.
  • Sweet coolant smell from the engine bay.
  • Cracking, swelling, hardening or softening of the hose material.
  • Bulging sections caused by internal deterioration.
  • Loss of cooling system pressure.

Why Replacement Matters:

  • Expansion tank hoses operate in demanding conditions and are constantly exposed to heat cycles, pressure fluctuations, coolant chemicals and environmental ageing. Over time, the hose material can become brittle, cracked, swollen or weakened, increasing the risk of coolant leaks and cooling system failure.
  • A failing expansion tank hose can lead to coolant loss, reduced cooling system efficiency and overheating. If coolant levels drop significantly, critical engine components may be exposed to excessive temperatures, potentially resulting in costly engine damage. Even minor leaks can worsen over time and compromise overall vehicle reliability.
  • Replacing a worn expansion tank hose restores proper coolant circulation and cooling system pressure management. An OE Match replacement provides factory-style fitment, dependable durability and long service life, helping maintain optimal engine operating temperatures and protecting your Porsche from cooling system-related issues.



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

94410625100
94410625100

The product you are viewing cross references to these numbers
Special Order item
95110625102
Product Information
Product Information
Expansion tank hose.

porsche

Fits:
Porsche 944 Turbo 1985-91

Click "Zoom in" to see the diagram.
Diagram ref no 35.

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

95110625102
95110625102

The product you are viewing cross references to these numbers
95110625102/1
Product Information
Product Information
Expansion tank hose.

oematch

Fits:
Porsche 944 Turbo 1985-91

Click "Zoom in" to see the diagram.
Diagram ref no 35.

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

95110625102
95110625102

The product you are viewing cross references to these numbers
Special Order item
99951255400::1
Product Information
Product Information
Hose clamp, 12-22 mm - Various Applications.

porsche

Fits:
Porsche 928 - 1978 to 1986
Porsche 924 - 1976 to 1986
Porsche 924S - 1986 to 1988
Porsche 944 - 1982 to 1991
Porsche 968 - 1992 to 1995



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

99951255400
99951255400

The product you are viewing cross references to these numbers
Special Order item
95110623704
Product Information
Product Information
Left Radiator bottom hose to water pump.

Fits:

  • Porsche 944S2 3.0L 16V 1989-91
  • Porsche 944 Turbo 2.5L 8V 1985-88
  • Porsche 944 Turbo 2.5L 8V 1989-91
  • Porsche 944 Turbo S 2.5L 8V 1988
  • Porsche 968 3.0L 1992-94
  • Porsche 968 Sport 3.0L 1994-95
  • Porsche 968 CS 3.0L 1993-95
  • Porsche 968 Turbo S 3.0L 1993-94

Diagram ref no 23

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

95110623704
95110623704
95110623702
95110623703

The product you are viewing cross references to these numbers
95110623704/1
Product Information
Product Information
Radiator bottom hose to water pump.

Fits:

  • Porsche 944S2 3.0L 16V 1989-91
  • Porsche 944 Turbo 2.5L 8V 1985-88
  • Porsche 944 Turbo 2.5L 8V 1989-91
  • Porsche 944 Turbo S 2.5L 8V 1988
  • Porsche 968 3.0L 1992-94
  • Porsche 968 Sport 3.0L 1994-95
  • Porsche 968 CS 3.0L 1993-95
  • Porsche 968 Turbo S 3.0L 1993-94

Diagram ref no 23

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

95110623704
95110623704

The product you are viewing cross references to these numbers
Special Order item
94410692700
Product Information
Product Information
Radiator overflow hose fitting.

porsche

Fits:
Porsche 924S 1986-88
Porsche 944 1985-91
Porsche 968 1992-95

Click 'Zoom in' for large parts diagram.
Diagram ref no 27

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

94410692700
94410692700

The product you are viewing cross references to these numbers
Special Order item
95110624101
Product Information
Product Information
Radiator top hose to thermostat tube.

porsche

Fits:
Porsche 944 Turbo 1985-91

Click 'Zoom in' to see the diagram.
Diagram ref no 14.

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

95110624101
95110624101

The product you are viewing cross references to these numbers
95110624101/1
Product Information
Product Information

Radiator Top Hose for Porsche 944 Turbo 

Maintain optimal cooling system performance in your Porsche 944 turbo with this OE Match Radiator Top Hose. Specifically designed for Porsche 944 turbo (951) models produced between 1985 and 1991, this high-quality replacement hose ensures reliable coolant circulation between the engine and radiator, helping to maintain stable operating temperatures under both normal and high-performance driving conditions.

Fits:

  • Porsche 944 Turbo 2.5L 8V 1985-88
  • Porsche 944 Turbo 2.5L 8V 1989-91
  • Porsche 944 Turbo S 2.5L 8V 1988

Diagram ref no 14

Manufactured to match original equipment specifications, this radiator top hose provides excellent fitment, durability and resistance to the elevated temperatures and pressures generated by the turbocharged Porsche 951 engine. Whether you're restoring a classic Porsche, carrying out preventative maintenance or addressing cooling system issues, replacing ageing coolant hoses is essential for preserving engine reliability.

What Does the Radiator Top Hose Do?

The radiator top hose is a critical component of the Porsche 944 Turbo cooling system. Its primary function is to transport hot coolant from the engine to the radiator, where heat is dissipated before the coolant recirculates through the engine.

Turbocharged engines generate significantly higher thermal loads than naturally aspirated models, making efficient coolant flow especially important. The radiator top hose must withstand constant exposure to high temperatures, pressure fluctuations and engine vibration while maintaining a secure and leak-free connection.

A properly functioning radiator top hose helps:

  • Maintain correct engine operating temperatures.
  • Prevent overheating during spirited driving.
  • Ensure efficient coolant circulation.
  • Support overall cooling system performance.
  • Protect critical engine components from heat-related damage.

Why Do Porsche 944 Turbo Radiator Top Hoses Fail?

Over time, the original rubber hose is subjected to extreme operating conditions. Common causes of failure include:

  • Heat-related rubber hardening and deterioration.
  • Internal breakdown caused by ageing coolant.
  • Surface cracking and perishing.
  • Pressure fatigue from repeated heating and cooling cycles.
  • Swelling and softening from prolonged coolant exposure.
  • Weakening around hose clamp locations.
  • Small splits that develop into major coolant leaks.

As many Porsche 944 Turbo models are now over 30 years old, original cooling system hoses are often well beyond their intended service life.

When Should the Radiator Top Hose Be Replaced?

Routine inspection of all cooling system hoses is strongly recommended. Replacement should be considered if you observe:

  • Coolant leaks near the radiator or engine.
  • Cracks, bulges or visible deterioration.
  • Soft, spongy or excessively hard hose sections.
  • Coolant loss without obvious explanation.
  • Engine temperature fluctuations.
  • Signs of coolant residue around hose connections.
  • During major cooling system servicing or restoration work.

Preventative hose replacement is significantly less expensive than repairing damage caused by overheating and coolant loss.

Porsche 944 turbo (951) Cooling System Maintenance

For enthusiasts searching for a Porsche 944 Turbo radiator top hose replacement, Porsche 951 coolant hose, OE Match 95110624101 hose or Porsche 944 Turbo cooling system repair parts, this replacement hose provides the correct fit and performance expected for the turbocharged transaxle Porsche platform.

The Porsche 951 cooling system operates under demanding conditions and relies on properly functioning hoses to maintain coolant flow and pressure. Replacing ageing coolant hoses alongside thermostats, water pumps, radiators, expansion tanks and cooling system sensors helps ensure maximum reliability and cooling efficiency.

This OE Match radiator top hose is designed to meet the requirements of Porsche 944 Turbo models from 1985 to 1991 and offers dependable performance for both road and enthusiast use.



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

95110624101
95110624101

The product you are viewing cross references to these numbers
DISPLAYING 1 to 16 (of 27 products)
1 2
About Coolant Hoses and Pipes (Front engine cars)

Coolant Hoses and Pipes

Keeping your Porsche engine cool and at the right temperature is important that’s why at Design911 we offer a comprehensive range of products for your Porsche engine every thing from water hoses, oil hoses, radiators, water pumps, oil pumps, oil coolers, thermostats, coolant and oil tanks all at our very best low prices

Our product range includes

Radiator Top / Bottom Hoses, Water Pump and Ancillary Hoses, Expansion Tank Hoses, Engine Block Hoses, Hose Clips / Screws / Brackets and Fixings

Why do Coolant Hoses And Pipes matter?

Coolant hoses and pipes route coolant between your Porsche engine, radiator, heater and expansion tank, helping the system maintain a stable operating temperature. Over time rubber hardens, plastic fittings fatigue and joints can start to seep, especially on older Porsche models that see regular use or lots of heat cycling. Replacing ageing or suspect hoses, pipes and clamps helps prevent small leaks turning into breakdowns or overheating damage.

  • Keep your Porsche looking smart rather than tired or neglected
  • Help protect nearby components from dirt, moisture and corrosion where relevant
  • Reduce minor niggles such as mismatched, scuffed or visibly corroded hardware
  • Support long-term enjoyment, pride of ownership and potential resale value
Common options & kits

Individual replacement parts Specific items to address a particular area or issue without changing everything at once.

  • Ideal for targeted repairs
  • Lets you replace only what is needed
  • Helps keep initial costs under control

Matched sets or pairs Components supplied together so both sides or related items are renewed at the same time.

  • Consistent feel and performance
  • Helps avoid uneven wear or behaviour
  • A sensible choice for routine maintenance

Complete kits Grouped parts designed to refresh a whole system or area in one go, useful for upgrades and restorations.

  • Everything specified in a single package
  • Saves time compared with sourcing parts individually
  • Ideal when upgrading or restoring your Porsche
Brands available in this category

For this category we stock a wide choice of trusted brands for Porsche models. You can also browse and filter by brand on this page to focus on your preferred manufacturers.

When should you review or replace your coolant hoses and pipes?

Checking coolant hoses and pipes regularly helps you spot wear, damage or age-related deterioration before it affects comfort, refinement or leads to more expensive repairs later on.

  • Damp joints; crusty dried residue; sweet smell; dropping coolant level; overheating; hose swelling/soft spots; leaks after a hot run; gurgling; staining near quick-connects; split hose near clamp.
  • You notice looseness, vibration or an untidy appearance around the area they sit in
  • You have had related work carried out and want everything to look and feel consistent
  • You want the car to feel smarter and better cared for in daily use or before resale

If any of these apply, it is a good time to review your coolant hoses and pipes and replace anything that is past its best so your Porsche stays dependable and enjoyable to drive.

Explore coolant hoses and pipes with Design911

Browse coolant hoses and pipes for Porsche at Design911 — from individual parts to complete kits — and find options to suit everyday maintenance, upgrades and full projects.

Popular Models