Fuel return line. Porsche 964 / 993 LHD (Left-Hand Drive) cars  ❭  96435658306

Fuel return line
This OE Match fuel return line is a replacement fuel system pipe for left-hand drive Porsche 964 and 993 models. It is designed to match the original-style fitment and function, helping restore safe and reliable fuel return flow within the fuel injection system.

Fits:
Only for left-hand-drive (LHD) vehicles
Porsche 964 1992 - 1994
Porsche 993 1994 - 1998

Diagram ref no 34

The fuel return line carries excess fuel back from the fuel injection system toward the fuel tank or return circuit. It helps maintain correct fuel circulation and pressure balance, allowing the fuel system to operate efficiently and reliably.

This part replaces earlier Porsche numbers: 96435658301, 96435658302, 96435658304

Functions
•  Carries excess fuel through the return circuit
•  Helps maintain correct fuel system circulation
•  Supports stable fuel pressure control
•  Connects designated fuel system components
•  Replaces aged, leaking, corroded, or damaged original fuel lines
•  Helps restore safe fuel system sealing
•  OE Match replacement for Porsche fuel system repair or restoration.

Why Replace This Part?
Fuel return lines can deteriorate over time due to fuel exposure, pressure, heat, vibration, corrosion, and age. A worn or damaged return line may crack, seep, corrode, or leak, causing fuel smell, pressure issues, poor running, or unsafe fuel leakage. Replacing the fuel return line helps restore proper fuel system operation and improves safety and reliability.

When to Replace This Part
•  The fuel return line is leaking, cracked, corroded, or damaged
•  Fuel smell or seepage is present around the fuel line area
•  The fittings or unions are worn, seized, or heavily corroded
•  Fuel pressure or return flow issues are suspected
•  The fuel injection system is being serviced or recommissioned
•  The surrounding fuel hoses or pipework are being replaced
•  The vehicle is undergoing Porsche 964 or 993 fuel system restoration.

Where it fits on the car
This fuel return line fits within the fuel system pipework on left-hand drive Porsche 964 and 993 models. It forms part of the return-side fuel circuit and should be installed according to the factory fuel system routing.

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Related, superseded, cross reference or alternative numbers for comparison.

96435658306

The product you are viewing cross references to these numbers