Walbro GSS fuel pump installation kit, Subaru (400-791)

Walbro / TI Automotive 400-791 Fuel Pump Installation Kit (GSS342)

The Walbro / TI Automotive 400-791 installation kit is designed for installing the Walbro GSS342 in-tank fuel pump into select Subaru models. This vehicle-specific fitment kit includes the necessary components for a clean, reliable and correct fuel pump installation.

The kit includes the correct electrical connector, fuel filter/strainer, fuel hose, clamps and required accessories to adapt the GSS342 pump to the factory fuel system. Using a dedicated installation kit ensures proper fitment, leak-free operation and long-term reliability.

Recommended for both OEM fuel pump replacement and performance-oriented fuel system upgrades where stable and consistent fuel delivery is required.

Kit Contents

• Electrical connector
• Fuel filter / strainer
• Fuel hose
• Clamps and installation accessories

Compatible Models

• Subaru Impreza WRX (2002–2007)
• Subaru Impreza WRX STI (2004–2007)

Features

• Designed specifically for Walbro GSS342 fuel pump
• Vehicle-specific fitment for Subaru models
• Ensures clean and reliable fuel pump installation
• Suitable for OEM replacement and performance upgrades