Fuel Lines & Breather Hoses

Fuel Hose – Regulator to Fuel Pressure Damper 

High-quality replacement fuel hose designed for Porsche 928 S4, 928 GT, and 928 GTS models.

This hose connects the fuel pressure regulator to the fuel pressure damper, forming a crucial link within the fuel injection system. It ensures controlled fuel pressure flow between components, supporting smooth engine operation, stable fuel delivery, and optimal performance.

Fits:

• Porsche 928S4 5.0L 1987-92
• Porsche 928GT 5.0L 1989-91
• Porsche 928GTS 5.4L 1992-95

Diagram ref no 7

Manufactured to OEM specifications, this hose offers precise fitment along with excellent resistance to fuel, heat, and pressure—making it ideal for maintenance, repair, or restoration of Porsche 928 V8 fuel systems.

Key Features

• Direct replacement fuel hose (regulator to damper)
• Suitable for Porsche 928 S4, GT, and GTS models
• Maintains correct fuel pressure transfer between components
• Resistant to fuel, heat, and pressure
• OEM-style fit and performance
• Ideal for fuel system maintenance and restoration

Function and Purpose

This hose is a key part of the fuel injection system.

It helps to:

• Transfer fuel between the regulator and pressure damper
• Maintain stable fuel pressure across the system
• Reduce pressure fluctuations
• Support consistent fuel delivery to the engine

Why Replace Your Fuel Hose

Fuel hoses degrade over time due to exposure to heat, pressure, and fuel.

Common issues include:

• Cracking or hardening of hose material
• Fuel leaks or seepage
• Loss of fuel pressure stability
• Engine hesitation or performance issues

Replacing the hose restores proper fuel system operation and safety.

Related reference numbers
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92811027102

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Fuel Return Hose 

High-quality replacement fuel return hose designed for Porsche 928 and 928S models from 1979 to 1983.

This hose is a critical component of the fuel system, responsible for returning excess fuel from the engine back to the fuel tank. It ensures proper fuel circulation and maintains stable system pressure, supporting smooth engine operation and reliability.

Fits:

• Porsche 928 4.5L 1979-82
• Porsche 928S 4.7L 1981-83

Diagram ref no 29

Manufactured to OEM specifications, this fuel return hose provides precise fitment along with excellent resistance to fuel, heat, and pressure—making it ideal for maintenance, repair, or restoration of early Porsche 928 models.

Key Features

• Direct replacement fuel return hose
• Suitable for Porsche 928 / 928S (1979–1983)
• Maintains proper fuel circulation and pressure balance
• Resistant to fuel, heat, and pressure
• OEM-style fit and performance
• Ideal for maintenance and classic restoration

Function and Purpose

This hose plays a vital role in the fuel system.

It helps to:

• Return excess fuel safely to the tank
• Maintain stable fuel pressure
• Prevent overpressure in the system
• Support efficient fuel circulation

Why Replace Your Fuel Return Hose

Fuel hoses degrade over time due to heat cycles and fuel exposure.

Common issues include:

• Cracking or hardening of the hose
• Fuel leaks or seepage
• Pressure imbalance within the fuel system
• Reduced engine reliability and performance

Replacing the hose restores safe and consistent fuel system operation.

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92835608100

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Fuel Return Hose 

High-quality replacement fuel return hose designed for early Porsche 928 models from 1978 to 1980.

This hose is a vital component of the fuel system, responsible for returning excess fuel from the engine back to the fuel tank. It ensures proper fuel circulation and pressure balance, supporting smooth engine operation and overall system efficiency.

Fits:

• Porsche 928 4.5L 1978-82

Diagram ref no 45

Manufactured to OEM specifications, this fuel return hose offers precise fitment along with excellent resistance to fuel, heat, and pressure—making it ideal for maintenance, repair, or restoration of classic Porsche 928 models.

Key Features

• Direct replacement fuel return hose
• Suitable for Porsche 928 (1978–1980)
• Maintains proper fuel circulation and pressure balance
• Resistant to fuel, heat, and pressure
• OEM-style fit and performance
• Ideal for classic Porsche maintenance and restoration

Function and Purpose

This hose plays a key role in the fuel system.

It helps to:

• Return excess fuel safely to the tank
• Maintain stable fuel pressure within the system
• Prevent overpressure in fuel lines
• Support efficient fuel circulation and engine performance

Why Replace Your Fuel Return Hose

Fuel hoses deteriorate over time due to age, heat, and exposure to fuel.

Common issues include:

• Cracking or hardening of the hose
• Fuel leaks or seepage
• Pressure imbalance within the fuel system
• Reduced reliability and performance

Replacing the hose restores safe and consistent fuel system operation.

Related reference numbers
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92835604103

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Fuel Feed Hose – Fuel Delivery Line 

High-quality replacement fuel feed hose designed for Porsche 928 and 928S models from 1980 to 1986.

This hose is a critical component of the fuel delivery system, transporting fuel from the tank to the engine. It ensures consistent fuel flow under pressure, supporting proper engine performance and reliability.

Fits:

• Porsche 928 4.5L 1980-82

from Chassis numbers
F 92-A0800 879>>
F 92-A0820 539>>

• Porsche 928S 4.7L 1981-83
• Porsche 928S2 4.7L 1984-86

Diagram ref no 28

Manufactured to OEM specifications, this fuel hose offers precise fitment, durability, and resistance to fuel, heat, and pressure—making it ideal for maintenance, repair, or restoration of classic Porsche 928 models.

Key Features

• Direct replacement fuel feed hose
• Suitable for Porsche 928 / 928S (1980–1986)
• Ensures reliable fuel delivery to engine
• Resistant to fuel, heat, and pressure
• OEM-style fit and performance
• Ideal for maintenance and restoration

Function and Purpose

This hose forms a vital part of the fuel system.

It helps to:

• Transport fuel safely from the tank to the engine
• Maintain consistent fuel pressure and flow
• Support engine performance and efficiency
• Prevent fuel leaks and pressure loss

Why Replace Your Fuel Hose

Fuel hoses degrade over time due to age, heat, and exposure to fuel.

Common issues include:

• Cracking or hardening of rubber
• Fuel leaks or seepage
• Reduced fuel pressure
• Increased risk of engine performance issues or fire hazards

Replacing the hose ensures safe and reliable fuel system operation.

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92835607900

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Fuel Feed Line 

High-quality replacement fuel feed line designed for Porsche 928 S2 models.

This hose is a critical component of the fuel system, delivering fuel from the supply circuit to the engine under controlled pressure. It ensures consistent fuel flow to the injection system, supporting optimal engine performance, responsiveness, and reliability.

Fits:

• Porsche 928S2 4.7L 1985-86

Diagram ref no 8

Manufactured to OEM specifications, this fuel feed line offers precise fitment along with excellent resistance to fuel, heat, and pressure—making it ideal for maintenance, repair, or restoration of Porsche 928 V8 fuel systems.

Key Features

• Direct replacement fuel feed line
• Suitable for Porsche 928 S4, GT, and GTS models
• Ensures consistent fuel delivery to the engine
• Resistant to fuel, heat, and pressure
• OEM-style fit and performance
• Ideal for fuel system maintenance and restoration

Function and Purpose

This hose is a vital part of the fuel injection system.

It helps to:

• Deliver fuel from the supply line to the engine
• Maintain stable fuel pressure
• Ensure efficient fuel injection
• Support engine performance and reliability

Why Replace Your Fuel Feed Line

Fuel hoses degrade over time due to exposure to heat, pressure, and fuel.

Common issues include:

• Cracking or deterioration
• Fuel leaks or seepage
• Reduced fuel pressure
• Engine hesitation or poor performance

Replacing the hose restores safe and reliable fuel delivery.

Related reference numbers
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92811036714

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Fuel Feed Line 

High-quality replacement fuel feed line designed for Porsche 928 S4, 928 GT, and 928 GTS models.

This hose is a critical component of the fuel system, delivering fuel from the supply circuit to the engine under controlled pressure. It ensures consistent fuel flow to the injection system, supporting optimal engine performance, responsiveness, and reliability.

Fits:
Porsche 928S4 5.0L 1987-92
Porsche 928GT 5.0L 1989-91
Porsche 928GTS 5.4L 1992-95

Diagram ref no 8

Manufactured to OEM specifications, this fuel feed line offers precise fitment along with excellent resistance to fuel, heat, and pressure—making it ideal for maintenance, repair, or restoration of Porsche 928 V8 fuel systems.

Key Features

• Direct replacement fuel feed line
• Suitable for Porsche 928 S4, GT, and GTS models
• Ensures consistent fuel delivery to the engine
• Resistant to fuel, heat, and pressure
• OEM-style fit and performance
• Ideal for fuel system maintenance and restoration

Function and Purpose

This hose is a vital part of the fuel injection system.

It helps to:

• Deliver fuel from the supply line to the engine
• Maintain stable fuel pressure
• Ensure efficient fuel injection
• Support engine performance and reliability

Why Replace Your Fuel Feed Line

Fuel hoses degrade over time due to exposure to heat, pressure, and fuel.

Common issues include:

• Cracking or deterioration
• Fuel leaks or seepage
• Reduced fuel pressure
• Engine hesitation or poor performance

Replacing the hose restores safe and reliable fuel delivery.

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92811036715

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Fuel Feed Hose – Feed to Fuel Metering Head

High-quality replacement fuel feed hose designed for Porsche 928S models from 1978 to 1980.

This hose is a critical component of the fuel delivery system, transporting fuel from the tank to the engine. It ensures consistent fuel flow under pressure, supporting proper engine performance and reliability.

Fits:

• Porsche 928 4.5L 1978-80

Up to Chassis numbers
>> 92-A0800 878
>> 92-A0820 538
>> 92-A0811 105

Diagram ref no 44

Manufactured to OEM specifications, this fuel hose offers precise fitment, durability, and resistance to fuel, heat, and pressure—making it ideal for maintenance, repair, or restoration of classic Porsche 928 models.

Key Features

• Direct replacement fuel feed hose
• Suitable for Porsche 928 (1978–1980)
• Ensures reliable fuel delivery to engine
• Resistant to fuel, heat, and pressure
• OEM-style fit and performance
• Ideal for maintenance and restoration

Function and Purpose

This hose forms a vital part of the fuel system.

It helps to:

• Transport fuel safely from the tank to the engine
• Maintain consistent fuel pressure and flow
• Support engine performance and efficiency
• Prevent fuel leaks and pressure loss

Why Replace Your Fuel Hose

Fuel hoses degrade over time due to age, heat, and exposure to fuel.

Common issues include:

• Cracking or hardening of rubber
• Fuel leaks or seepage
• Reduced fuel pressure
• Increased risk of engine performance issues or fire hazards

Replacing the hose ensures safe and reliable fuel system operation.

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92835603900

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Fuel line, feed.



Fits:
Porsche 928 S 1983-86 (engine code: 2843/44/45/46)
Porsche 928 1987-91

Click "Zoom in" for large parts diagram.
Diagram ref no. 22

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92835602913

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Fuel pressure accumulator line
This OE Match fuel pressure accumulator line is a replacement fuel line for Porsche 928 models from 1978 to 1982. It is used as part of the fuel delivery system and is designed to match the original-style fitment and function

Fits:
Porsche 928 1978 - 1982
  F >> 92-89101 296
  F >> 92-89201 042
  F >> 92-89209 557

Diagram ref no 34

The fuel pressure accumulator line connects into the fuel pressure accumulator circuit, helping transfer fuel safely between fuel system components. The accumulator helps maintain residual fuel pressure after the engine is switched off, supporting reliable hot starting and stable fuel delivery.

Functions
• Connects to the fuel pressure accumulator system
•  Carries fuel through the fuel delivery circuit
•  Supports correct residual fuel pressure retention
•  Helps maintain stable fuel supply to the injection system
•  Replaces aged, leaking, corroded, or damaged original fuel lines
•  Supports reliable starting and fuel system operation
•  OE Match replacement for Porsche 928 fuel system repair or restoration.

Why Replace This Part?
Fuel pressure accumulator lines can deteriorate with age, fuel exposure, pressure, heat, and vibration. Over time, the line or fittings can corrode, crack, seep, or leak. A damaged accumulator line may cause fuel smell, pressure loss, poor hot starting, fuel seepage, or unsafe fuel leakage. Replacing the line helps restore correct fuel system sealing, pressure retention, and safe operation.

When to Replace This Part
•   The fuel line is leaking, cracked, corroded, or damaged
•   Fuel smell or fuel seepage is present near the accumulator area
•   The fittings or unions are worn, seized, or heavily corroded
•   Residual fuel pressure loss or hot-start issues are suspected
•   The fuel pressure accumulator is being replaced
•   The fuel filter, pump, or surrounding fuel pipework is being serviced
•   The vehicle is undergoing Porsche 928 fuel system restoration or recommissioning.

Where it fits on the car
This fuel pressure accumulator line fits within the fuel delivery system near the fuel pressure accumulator assembly. It connects according to the factory fuel system layout and is part of the rear fuel supply / accumulator pipework arrangement on applicable Porsche 928 models.

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92835603203

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Fuel return line. 

Fits:
Porsche 928 1987-95 

Diagram ref. 23. 

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92835603106

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Fuel Return Line.

Fits:
Porsche 928 S4 / GT / GTS 1987-95

Diagram ref no 10A

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92811035910

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Fuel Return Line 

High-quality replacement fuel return line designed for Porsche 928 S4, 928 GT, and 928 GTS models.

This hose forms a vital part of the fuel system, returning excess fuel from the engine back to the fuel tank. By maintaining proper circulation and pressure balance, it ensures efficient fuel delivery and stable engine performance.

Fits:

• Porsche 928S4 5.0L 1987-92
• Porsche 928GT 5.0L 1989-91
• Porsche 928GTS 5.4L 1992-95

Diagram ref no 10A

Manufactured to OEM specifications, this fuel return line offers precise fitment along with excellent resistance to fuel, heat, and pressure—making it ideal for maintenance, repair, or restoration of Porsche 928 V8 fuel systems.

Key Features

• Direct replacement fuel return hose
• Suitable for Porsche 928 S4, GT, and GTS models
• Maintains proper fuel circulation and pressure balance
• Resistant to fuel, heat, and pressure
• OEM-style fit and performance
• Ideal for fuel system maintenance and restoration

Function and Purpose

This hose is an essential part of the fuel injection system.

It helps to:

• Return excess fuel to the tank
• Maintain correct fuel pressure within the system
• Prevent fuel system overpressure
• Support efficient fuel circulation

Why Replace Your Fuel Return Line

Fuel hoses degrade over time due to heat, pressure, and fuel exposure.

Common issues include:

• Cracking or deterioration
• Fuel leaks or seepage
• Pressure imbalance in the fuel system
• Reduced engine performance or drivability

Replacing the hose restores safe and reliable fuel system operation.

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92811035910

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Hose - 4.5 x 9.5mm 
Sold per meter

High-quality 4.5x9.5mm hose designed for a variety of applications across Porsche 911 and 928 models, supplied per metre for precise installation and flexible routing.

Fits:

• Porsche 911 1965-1968 2.0L / 912 SWB (F)
• Porsche 911 1968-1973 2.2L / 2.4L / 2.7L RS LWB (F)
• Porsche 911 1974-1977 2.7L / 1976-77 3.0 Carrera
• Porsche 911 1978-1983 3.0L / SC
• Porsche 911 1984-1986 3.2L
• Porsche 911 1987-1989 3.2L G50
• Porsche 911 1978-1989 3.3L Turbo (930)
• Porsche 928 4.5L 1978-82
• Porsche 928S 4.7L 1981-83
• Porsche 928S2 4.7L 1984-86

This versatile hose can be used in multiple systems including vacuum lines, fuel system connections, and air hoses, making it an essential component for maintaining proper engine operation and system efficiency.

Manufactured to OEM specifications, this hose provides durability, flexibility, and resistance to heat and fluid exposure, making it ideal for maintenance, repair, or restoration of Porsche engine bay systems.

Key Features

• 4.5mm internal diameter, 9.5mm outer diameter
• Suitable for Porsche 911 and 928
• Multi-purpose hose for vacuum, fuel, and air systems
• Sold per metre for custom length applications
• Resistant to heat and engine bay conditions
• Flexible and durable construction
• OEM-style fit and performance

Function and Purpose

This hose is used across multiple vehicle systems.

It helps to:
• Maintain vacuum pressure in engine systems
• Support fuel delivery between components
• Provide airflow within intake systems
• Ensure leak-free operation across connections
• Support overall engine performance and efficiency

Why Replace Hoses

Over time, hoses degrade due to heat, pressure, and exposure.

Common issues include:
• Cracking or splitting
• Fuel or vacuum leaks
• Hardening and reduced flexibility
• Reduced system efficiency

Replacing worn hoses ensures safe operation and reliable performance.

Related reference numbers
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99918116750

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Hose - 4.5 x 9.5mm 
Sold per meter

High-quality 4.5x9.5mm hose designed for a variety of applications across Porsche 911 and 928 models, supplied per metre for precise installation and flexible routing.

Fits:

• Porsche 911 1965-1968 2.0L / 912 SWB (F)
• Porsche 911 1968-1973 2.2L / 2.4L / 2.7L RS LWB (F)
• Porsche 911 1974-1977 2.7L / 1976-77 3.0 Carrera
• Porsche 911 1978-1983 3.0L / SC
• Porsche 911 1984-1986 3.2L
• Porsche 911 1987-1989 3.2L G50
• Porsche 911 1978-1989 3.3L Turbo (930)
• Porsche 928 4.5L 1978-82
• Porsche 928S 4.7L 1981-83
• Porsche 928S2 4.7L 1984-86

This versatile hose can be used in multiple systems including vacuum lines, fuel system connections, and air hoses, making it an essential component for maintaining proper engine operation and system efficiency.

Manufactured to OEM specifications, this hose provides durability, flexibility, and resistance to heat and fluid exposure, making it ideal for maintenance, repair, or restoration of Porsche engine bay systems.

Key Features

• 4.5mm internal diameter, 9.5mm outer diameter
• Suitable for Porsche 911 and 928
• Multi-purpose hose for vacuum, fuel, and air systems
• Sold per metre for custom length applications
• Resistant to heat and engine bay conditions
• Flexible and durable construction
• OEM-style fit and performance

Function and Purpose

This hose is used across multiple vehicle systems.

It helps to:
• Maintain vacuum pressure in engine systems
• Support fuel delivery between components
• Provide airflow within intake systems
• Ensure leak-free operation across connections
• Support overall engine performance and efficiency

Why Replace Hoses

Over time, hoses degrade due to heat, pressure, and exposure.

Common issues include:
• Cracking or splitting
• Fuel or vacuum leaks
• Hardening and reduced flexibility
• Reduced system efficiency

Replacing worn hoses ensures safe operation and reliable performance.

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99918116750

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M12 Banjo Bolt – Various applications
Sold each

M12 banjo bolt  designed for multiple applications across Porsche models including the 911, 964, 993, 924, and 928.

Fits:

• Porsche 911 1975-1977 3.0L Turbo (930)
• Porsche 911 1978-1989 3.3L Turbo (930)
• 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 964 (911) TURBO 3.3L 1991-93
• Porsche 964 (911) TURBO 3.6L 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 924 Turbo 2.0L 1979-81
• Porsche 924 Turbo 2.0L 1982-84
• Porsche 924 Carrera GT 2.0L 1981
• Porsche 924 Carrera GTS 2.0L 1982
• Porsche 928 4.5L 1978-82

Diagram ref no 39 

This versatile banjo bolt is used to secure banjo fittings on wastegates, fuel pipes, gearbox oil pipes and power steering systems, ensuring a strong and leak-free connection under pressure. It is particularly important in turbocharged applications where reliable sealing is critical for maintaining correct oil and fuel flow.

Manufactured to OEM specifications, this bolt delivers precise fitment and dependable sealing performance across multiple systems, making it ideal for maintenance, repair, or restoration of Porsche vehicles.

Key Features

• M12 banjo bolt for multiple Porsche applications
• Suitable for wastegate, fuel pipes, and power steering systems
• Compatible with 911, 964, 993, 924, and 928 models
• Designed for high-pressure fluid systems
• Ensures secure, leak-free connections
• OEM-style fit and specification
• Durable construction for long-term reliability

Function and Purpose

This banjo bolt is a critical fastening component used across several systems.

It helps to:
• Secure banjo fittings to wastegate oil lines
• Connect fuel pipes within the fuel delivery system
• Fasten power steering fluid lines
• Maintain proper sealing under pressure
• Ensure consistent fluid flow and system performance

Why Replace Banjo Bolts

Over time, banjo bolts can wear or degrade due to pressure, heat, and fluid exposure.

Common issues include:
• Oil or fuel leaks at connection points
• Thread wear or damage
• Corrosion over time
• Reduced sealing performance

Replacing worn bolts ensures safe operation and maintains system integrity across multiple vehicle systems.

Related reference numbers
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90017502001

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M12 Banjo Bolt – Various applications
Sold each

M12 banjo bolt  designed for multiple applications across Porsche models including the 911, 964, 993, 924, and 928.

Fits:

• Porsche 911 1975-1977 3.0L Turbo (930)
• Porsche 911 1978-1989 3.3L Turbo (930)
• 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 964 (911) TURBO 3.3L 1991-93
• Porsche 964 (911) TURBO 3.6L 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 924 Turbo 2.0L 1979-81
• Porsche 924 Turbo 2.0L 1982-84
• Porsche 924 Carrera GT 2.0L 1981
• Porsche 924 Carrera GTS 2.0L 1982
• Porsche 928 4.5L 1978-82

Diagram ref no 39 

This versatile banjo bolt is used to secure banjo fittings on wastegates, fuel pipes, gearbox oil pipes and power steering systems, ensuring a strong and leak-free connection under pressure. It is particularly important in turbocharged applications where reliable sealing is critical for maintaining correct oil and fuel flow.

Manufactured to OEM specifications, this bolt delivers precise fitment and dependable sealing performance across multiple systems, making it ideal for maintenance, repair, or restoration of Porsche vehicles.

Key Features

• M12 banjo bolt for multiple Porsche applications
• Suitable for wastegate, fuel pipes, and power steering systems
• Compatible with 911, 964, 993, 924, and 928 models
• Designed for high-pressure fluid systems
• Ensures secure, leak-free connections
• OEM-style fit and specification
• Durable construction for long-term reliability

Function and Purpose

This banjo bolt is a critical fastening component used across several systems.

It helps to:
• Secure banjo fittings to wastegate oil lines
• Connect fuel pipes within the fuel delivery system
• Fasten power steering fluid lines
• Maintain proper sealing under pressure
• Ensure consistent fluid flow and system performance

Why Replace Banjo Bolts

Over time, banjo bolts can wear or degrade due to pressure, heat, and fluid exposure.

Common issues include:
• Oil or fuel leaks at connection points
• Thread wear or damage
• Corrosion over time
• Reduced sealing performance

Replacing worn bolts ensures safe operation and maintains system integrity across multiple vehicle systems.

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

90017502001

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