Fuel return line. Porsche 928 S4 / 928 GT / 928 GTS  ❭  92811035910

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.

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Related, superseded, cross reference or alternative numbers for comparison.

92811035910

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