GFB Genuine WRX/STi Package (01-07)

🔧 Product Description

The Genuine Go Fast Bits WRX/STi Performance Package is a complete, high-value upgrade bundle designed specifically for Subaru WRX & STi builds targeting serious performance gains. Combining essential boost, fuel, and airflow components, this package delivers a cost-effective solution for builds up to 400kW.

Carefully selected to work together, this kit enhances boost control, fuel pressure stability, throttle response, and turbo sound.

⚙️ Package Features

• Fuel Pressure Regulator – Ensures stable and adjustable fuel pressure
• Pressure Gauge – Accurate monitoring of fuel or boost pressure
• Lightened Underdrive Pulley Kit – Reduces parasitic loss for improved engine response
• Adjustable Blow-Off Valve (BOV) – Customisable sound and performance
• Electronic Boost Controller – Precise and consistent boost control
• Whistling Trumpet – Enhances turbo sound for a more aggressive note

🏁 Performance Benefits

• Supports builds up to ~400kW
• Improves boost control and turbo response
• Enhances fuel system stability under load
• Increases engine efficiency with reduced rotational mass
• Delivers adjustable BOV sound and turbo noise
• Provides a complete upgrade solution in one package

🚗 Fitment & Application

Designed for:

• Subaru WRX (various models)
• Subaru STi (various models)

Ideal for:

• Performance street builds
• Turbocharged upgrades
• Track and motorsport applications
• Enthusiasts wanting a complete bolt-on upgrade package

🛠️ Installation Notes

• Professional installation recommended for best results
• ECU tuning may be required depending on setup
• Ensure compatibility with existing fuel and turbo system components
• Check all connections and calibrate boost controller after install

🔩 Specifications

• Brand: Go Fast Bits
• Package Type: Complete Performance Upgrade Kit
• Power Capability: Up to ~400kW
• Application: Subaru WRX / STi Turbo Platforms

💡 Why Choose This Package?

• Saves time sourcing individual components
• Designed for balanced performance upgrades
• Cost-effective solution for serious power builds
• Combines performance, reliability, and sound