Air and Fuel› Superchargers, Turbochargers and Components

Gfb

Mach 2 TMS Blow-Off Valve

$221.00

SKU: GFBT9101

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30 Days Return
INSTALL DIFFICULTY
DIY PRO SHOP

Moderate — 2–4 hours

Overview

The GFB Mach 2 is a TMS Technology blow-off valve designed for Subaru WRX models from 2008 to 2014. It ensures rapid boost recovery during gear shifts and optimizes throttle response. This valve operates in full recirculating mode for performance without atmospheric venting noise.
Show original supplier description
The GFB Mach 2 TMS Recirculating Valve (T9101) is engineered for Subaru WRX models manufactured between 2008 and 2014. The Mach 2 is designed for full recirculating (plumb back) operation, providing performance advantages without the noise associated with atmospheric venting. This valve is capable of holding boost pressures exceeding 100psi, making it suitable for demanding applications and surpassing the requirements of most turbochargers. Its robust construction ensures reliable boost holding and contributes to optimal engine efficiency. Manufactured in Australia under strict ISO 9001 standards, the GFB Mach 2 guarantees consistent quality and durability. Installation is straightforward with a direct bolt-on design. For optimal performance gains and engine safety, a custom e-tune is recommended after installation. Migtuned offers specialized custom e-tune solutions for 2008-2014 Subaru WRX models. Application: Subaru WRX (2008-2014). Venting Outlet: Single, factory configured for full recirculating operation.

Product descriptions are provided by our supplier partners and may not always be perfectly accurate. Not sure this fits? or call (760) 282-4645 and we’ll verify before you order.

Fitment

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Specifications

BrandGfb
Part NumberGFBT9101
CategoryAir and Fuel
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Returns & Fitment

Built for enthusiasts. Every order is backed by our 30 day return window on eligible items. Unused and uninstalled products may be returned with approved RMA and no restocking fees when received in new condition. Orders placed through the MOTORMIA app with a complete build qualify for our Fitment Guarantee — free return shipping if the part doesn’t fit your exact setup. The guarantee covers fit only; installation must follow manufacturer instructions, and we recommend a qualified shop for parts marked Difficulty 4–5.

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Shipping

Orders are processed in 1–3 business days. In stock parts ship promptly from our partner network. Special-order items either aren’t currently stocked or are built to your spec — expect 4–6 weeks. If a part goes on backorder while your order is in the queue, we’ll reach out and work through discounted alternatives together.

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