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


