Go Fast Bits GFB Mach 2 TMS Recirculating Diverter Valve

Fits 1997–1998 Subaru WRX and WRX STI

Part #: T9135

Overview

The GFB Mach 2 TMS Recirculating Diverter Valve is a high-performance upgrade designed for turbocharged Subaru WRX and WRX STI models from 1997 and 1998. Engineered to enhance throttle response and boost stability, this diverter valve is ideal for enthusiasts seeking improved driving dynamics and reliability under high boost conditions. Its robust construction and advanced technology make it a reliable choice for both daily driving and spirited performance applications, ensuring your vehicle maintains optimal boost control and responsiveness. Whether you're upgrading for better response or aiming to reduce compressor surge, the Mach 2 TMS offers a versatile solution that supports your vehicle’s turbo system with precision and durability. Its innovative design helps manage boost pressures exceeding 100psi, making it suitable for high-performance setups and tuning enthusiasts.

Key Features

Designed with performance and durability in mind, the GFB Mach 2 TMS Diverter Valve features:

• Proven TMS (Turbo Management System) technology for rapid boost recovery
• 35mm inlet and 30mm outlet for optimal airflow and response
• High-quality materials resistant to boost pressures over 100psi
• Recirculating design to reduce noise while maintaining performance
• Easy installation compatible with stock and aftermarket turbo systems
• Enhanced throttle response and reduced compressor surge
• Durable construction for long-lasting performance under demanding conditions

Construction & Design

The Mach 2 TMS diverter valve is crafted from high-grade materials to withstand extreme boost pressures and thermal stresses. Its precision-machined components ensure a perfect fit and reliable operation, while the recirculating valve design minimizes unwanted noise during operation, providing a balance between performance and comfort.

Driving Feel & Feedback

This diverter valve helps improve throttle response and reduces lag, delivering a more immediate and confident driving experience. Its ability to hold higher boost levels ensures consistent power delivery, especially during gear shifts, supporting a more engaging and responsive drive.

Installation & Fitment

Installation is straightforward for those familiar with turbocharged Subaru models. It replaces the stock diverter valve with minimal modifications, making it an accessible upgrade for DIY enthusiasts and professional installers alike.

What’s Included

The package includes the Mach 2 TMS Recirculating Diverter Valve and all necessary hardware for a secure and reliable installation.

Ideal For

Perfect for Subaru WRX/STI owners looking to improve boost control, response, and reliability, whether for daily driving, tuning, or high-performance applications.