Watch in action

Engineered Power for Your 2005-2014 Subaru WRX STI: Snow Performance Stage 2 Boost Cooler

Unleash the full potential of your 2.5L-powered 2005-2014 Subaru WRX STI with the Snow Performance Stage 2 Boost Cooler Water Methanol Injection System. This kit is meticulously engineered to enhance your STI's performance by increasing pump gas octane by up to 25 points, enabling a cooler-running engine and unlocking significant power gains. Experience a dramatic improvement in efficiency and drivability, making your STI even more exhilarating on the road or track.

Tailored for Your Subaru STI:

• Vehicle Specific Fitment: Designed exclusively for 2005-2014 Subaru WRX STI models with the 2.5L engine.
• Performance Boost: Achieve higher octane ratings (up to 25 points) for safer, more aggressive tuning.
• Temperature Reduction: Effectively lowers air intake temperatures, promoting denser air charge and consistent power.
• Progressive Injection Control: Features the advanced VC-50 controller (ISO 9001 Manufactured) that proportionally injects water-methanol based on boost pressure.
• Customizable Delivery Curve: Adjustable start and full injection points allow precise tuning to match your engine's specific boost curve and power delivery.
• High-Quality Components: Includes a custom throttle body spacer plate, premium braided stainless steel line, and reliable 4AN fittings for a robust and clean installation.
• Increased Horsepower & Torque: Maximize your engine's output potential safely and effectively.

This system ensures an accurate and consistent delivery of the water-methanol mixture, optimizing engine performance across the entire RPM range. The progressive nature of the VC-50 controller provides enhanced drivability by delivering the cooling and octane benefits precisely when needed. Elevate your Subaru STI's performance and reliability with this top-tier water-methanol injection system from Snow Performance, available now at GGCRACING.