fits model: Sti, Wrx. year: 2002–2007.

( Brand: Walbro ), ( Manufacturer Part Number: 400-791 ), ( Part Type: Fuel Pump )
The Walbro 400-791 Sti 02-07 Wrx Fuel Kit is an exceptional upgrade for Subaru WRX and STI owners looking to enhance their vehicle's fuel system performance. This kit, specifically designed for models between 2002 and 2007, includes a high-performance Walbro 255lph fuel pump.
The Walbro 255lph fuel pump is renowned for its reliability and efficiency. It delivers an impressive flow rate, ensuring that your engine always receives the fuel it needs, even under high-demand situations. This pump features a robust, hard-anodized housing and a thermostatically controlled coolant inlet, which helps maintain optimal operating temperature for optimal performance.
The kit also includes a fuel filter, which is an essential component for keeping your fuel system clean and free from contaminants. The filter's high-capacity design ensures that it can efficiently filter out even the smallest particles, ensuring that only clean fuel reaches your engine.
The Walbro 400-791 Sti 02-07 Wrx Fuel Kit is an easy-to-install upgrade. It comes with detailed installation instructions, and the pump and filter are designed to fit seamlessly into your Subaru's existing fuel system. The kit also includes all the necessary hardware for installation, including mounting brackets and fuel lines.
In summary, the Walbro 400-791 Sti 02-07 Wrx Fuel Kit is a high-quality, reliable, and easy-to-install upgrade that can significantly improve the performance of your Subaru WRX or STI. It ensures a constant supply of clean fuel to your engine, improving acceleration, power, and fuel economy. With this kit, you can take your Subaru to the next level, making it a formidable performer on both the track and the street.
Pros of buying a 400-791 STI/WRX kit with Walbro pump:1. Increased fuel delivery: The Walbro pump in the kit provides a higher fuel flow rate than the stock pump, which can help improve engine performance, particularly in high-performance applications.
2. Improved throttle response: With the increased fuel delivery, the engine can respond more quickly to throttle input, resulting in smoother and more responsive acceleration.
3. Compatibility: The kit is compatible with both STI and WRX models from 2002-2007, making it a versatile option for owners of those vehicles.
Cons of buying a 400-791 STI/WRX kit with Walbro pump:1. Cost: The kit and pump can be expensive, particularly when compared to the cost of the stock pump.
2. Installation complexity: Installing the kit and pump can be a complex process, requiring specialized tools and knowledge of the engine system.
3. Potential for engine damage: If not installed correctly, the increased fuel delivery can cause engine damage, such as detonation or pre-ignition.
Conclusion:The 400-791 STI/WRX kit with Walbro pump can provide significant performance improvements for high-performance applications, but it comes with a cost and requires careful installation to avoid any potential engine damage. If you are considering purchasing this kit, it's important to weigh the pros and cons, and consider hiring a professional to install it to ensure a proper and safe installation.
Recommendation:If you are looking to improve the performance of your STI or WRX, the 400-791 kit with Walbro pump can be a good option. However, it's important to do your research and make sure you have the necessary resources to install it correctly. If you are not confident in your ability to install it safely, consider hiring a professional to do it for you. Additionally, make sure to monitor your engine's performance after installation to ensure it's running smoothly and not experiencing any issues.
Walbro fuel pump kit for Wrx Sti condition new.