Please wait… 
Please wait while we process your order,
do not press the back button… 
Design 911 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://design91.uk/images/schemaLogo.png https://design91.uk/images/schemaLogo.png +443456003478 https://design91.uk Facebook Instagram

Fuel Lines & Breather Hoses

Filter by brand
DISPLAYING 1 to 7 (of 7 products)
PCG020359A/1
Product Information
Product Information

Braided Fuel Hose (Sold by the Metre) - 9.3mm Internal Diameter / 15.3mm Outer Diameter. 

This high-quality braided fuel hose is designed for multiple uses within the fuel system of various vehicles. It offers extremely low fuel permeability, excellent heat resistance, and high flexibility, making it a reliable choice for demanding applications.

Fits:
Porsche 911 Carrera 1965-89
Porsche 911 Turbo (930) 1975-89 
Porsche 914 1970-76
Porsche 924 1976-85
Porsche 928 1978-91

Comparable to Porsche part number(s): N0203591 & PCG020359A

Specifications:

Inner Diameter (ID): 9.3mm
Outer Diameter (OD): 15.3mm 
Material: 
FPM/ECO/AR/ECO (Type 3E) – Compliant with DIN 73379-1
Complies With: EU End-of-Life Vehicles Directive

NOTE: This product is not suitable for use in fuel tanks, or for gear and/or engine oils. Always follow the manufacturer's specifications regarding operating temperatures, especially for high-performance engines exposed to extreme heat.



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Related, superseded, cross reference or alternative numbers for comparison.

PCG020359A
N0203591
PCG020359A

The product you are viewing cross references to these numbers
Special Order item
90017600102
Product Information
Product Information
Fuel connection piece. Fits between the solenoid valve and the fuel line originating from the fuel distributor. 

porsche

Fits: 
Porsche 928 4.5L / 4.7L 1980-83 *

*This part is only suitable for vehicles with the following engine codes produced after 18/02/1980... 

Engine Type 2809 | Engine Code M 800 0378>> 
Engine Type 2810 | Engine Code M 800 5496>> 
Engine Type 2811 | Engine Code M 820 0233>> 
Engine Type 2812 | Engine Code M 820 5025>> 

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

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Related, superseded, cross reference or alternative numbers for comparison.

90017600102
90012311530
92811023500
92811018904
92860510300

The product you are viewing cross references to these numbers
Special Order item
92835602913
Product Information
Product Information
Fuel line, feed.

porsche

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

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

92835602913
92835602910
92835602912
92835602913

The product you are viewing cross references to these numbers
Special Order item
92820121902
Product Information
Product Information
Plastic Y-piece for the fuel tank ventilation system—connects to a rubber hose from the charcoal canister.

Fits:
Porsche 928 1978-82 - US, Canada & Japan Only
Porsche 928 1983-95 - All Markets

Diagram ref. 15.

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

92820121902
92820121902

The product you are viewing cross references to these numbers
Special Order item
90135192712
Product Information
Product Information
Hose clip fuel line A9 x 18
Bleed nipple cap for brake caliper and clutch slave cylinder

porsche

Fits:
Porsche 356B
Porsche 911 - 1965 to 1989
Porsche 964 - 1989 to 1994
Porsche 993 - 1994 to 1998
Porsche 944 - 1982 to 1989
Porsche 928 - 1978 to 1990

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

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

90135192712
90135192712
90135192710
69535152500
99970337240

The product you are viewing cross references to these numbers
Special Order item
90038400601
Product Information
Product Information
Tapping screw B4,8 x 13 - Multiple applications

porsche

Fits:
Porsche 911 - 1970 to 1989
Porsche 964 - 1989 to 1994
Porsche 993 - 1994 to 1997
Porsche 928 - 1983 to 1995



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

90038400601
90038400601
90018710402
90018710401

The product you are viewing cross references to these numbers
Special Order item
92835655101
Product Information
Product Information
Underbody fuel line mount / rubber isolator. 

Fits:
Porsche 928 1983-95 

Diagram ref. 25.

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

92835655101
92835655101

The product you are viewing cross references to these numbers
DISPLAYING 1 to 7 (of 7 products)
About Fuel Lines & Breather Hoses

Fuel Lines & Breather Hoses – Reliable Fuel Flow and Ventilation for Porsche Engines

Fuel lines and breather hoses are essential for maintaining safe, consistent, and efficient operation of your Porsche’s fuel and vapour management systems. The fuel lines transport petrol from the tank to the engine, while breather hoses manage pressure and vapour circulation within the fuel system, ensuring smooth refuelling and balanced performance.

At Design911, we supply a complete range of fuel lines, connectors, and breather hoses designed for long-lasting performance, accurate fitment, and durability under high-pressure and high-temperature conditions. Built from fuel-resistant rubber, reinforced composites, or stainless steel, each component ensures secure sealing, corrosion resistance, and reliable fuel delivery for both classic and modern Porsche vehicles.

Whether you’re servicing a classic 911, restoring a transaxle Porsche, or maintaining a performance 992, our manufacturer-quality components guarantee safe, efficient, and leak-free operation.

What Do Fuel Lines and Breather Hoses Do?

Fuel lines and breather hoses play crucial roles in maintaining a balanced and efficient fuel system.

Core Functions:

  • Fuel Lines: Safely transport pressurised fuel from the tank to the injectors or carburetors.
  • Breather Hoses: Equalise air pressure within the tank and prevent vapour lock or vacuum formation.
  • Vapour Management: Direct excess vapours back into the intake or carbon canister for emissions control.
  • System Integrity: Maintain proper sealing to avoid leaks, fumes, and performance loss.

A reliable fuel line and breather hose system is essential for optimal fuel delivery, safety, and emissions control.

Why Do Fuel Lines and Breather Hoses Fail?

Over time, these components are exposed to heat, vibration, and corrosive fuels, causing them to deteriorate.

Common Causes of Failure Include:

  • Cracking, hardening, or swelling due to ethanol-based fuels.
  • Internal corrosion or blockage from fuel contamination.
  • Age-related brittleness in rubber or plastic hoses.
  • Loose or leaking fittings reducing system pressure.       
  • External damage from abrasion or heat exposure.

When these parts fail, you may notice fuel odours, leaks, poor idling, or difficulty refuelling — all signs your Porsche’s fuel system needs attention.

Why Replace Fuel Lines and Hoses?

Replacing ageing or damaged lines and hoses ensures safe, efficient fuel flow and helps prevent leaks, vapour loss, and performance issues. Our precision-fit fuel lines and breather hoses are engineered to restore reliability while meeting modern material and performance standards.

Key Benefits:
  • Restores proper fuel flow and vapour control.
  • Prevents fuel leaks, odours, and emissions faults.
  • Improves safety and engine performance.
  • Constructed from modern, fuel-resistant materials.
  • Direct-fit installation for Porsche models across all generations.
  • Ideal for maintenance, restoration, and upgrades.

Proper maintenance ensures your Porsche’s fuel system remains clean, safe, and efficient — exactly as its performance heritage demands.

Highlights:
  • Comprehensive selection of Porsche fuel lines and breather hoses.
  • Precision-engineered for accurate fit and durability.
  • Resistant to ethanol, heat, and corrosion.
  • Supports stable fuel pressure and emissions control.
  • Compatible with classic and modern Porsche models.
  • Ideal for rebuilds, performance tuning, and preventive maintenance.

You may also like
Popular Models