Go Fast Bits Mach 2 TMS Recirculating Diverter Valve - 2008-2014 Subaru WRX / 2005-2009 Legacy GT
Go Fast Bits Mach 2 TMS Recirculating Diverter Valve - 2008-2014 Subaru WRX / 2005-2009 Legacy GT
Go Fast Bits
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Every product is sourced from authorized manufacturers or distributors. If something isn’t right with fitment or condition, we’ll work with you to resolve it fairly.
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PRODUCT DETAILS ▾
RallySport Direct carries a great selection of performance upgrades and accessories brought toy ou by Go Fast Bits.
Here, you are looking at the Go Fast Bits Mach 2 TMS Blow-Off Valve. This blow-off valve has been configured to be 100% recirculating and features Go Fast Bits TMS Technology that will help return the engine to peak boost up to 30% faster than a factory diverter valve when shifting gears.
DETAILS:
- Recirculation model for direct factory replacement for performance without the noise
- Atmosphere venting kits available to convert the recirculating valve if you want noise with your performance
- Direct bolt-on installation
- Effectively holds unlimited boost
- Ensures maximum throttle response
- Includes Allen tool
WHY WE CARRY THIS ▾
We only list parts we’d run ourselves or recommend to a friend building a real car. If it feels vague, unverified, or inconsistent, it doesn’t make the cut.
- Fitment-first mindset — no “universal” roulette
- Brand reputation matters — we favor proven manufacturing
- Support that actually responds with real answers
WHAT TO EXPECT ▾
This is the clean path: correct fitment, clean install, and results that match the intent.
- Install-ready experience with correct mounting where provided
- Finish that holds up to real driving, not just photos
- Selections on this page drive the exact fitment shipped
TRUST, BUILT INTO THE PROCESS.
Anyone can list parts. We curate what belongs on a serious build. Our goal is simple: fewer surprises, cleaner installs, and confidence when you hit “Buy.”
Fitment checked
We prioritize vehicle-specific listings and clear selection logic so you’re not gambling on compatibility.
Brand discipline
Proven manufacturing and consistent quality matter more than hype. We bias toward what actually holds up.
Real support
If you have a question, you’ll get a human answer that helps you finish the build — not a copy-paste shrug.
RallySport Direct carries a great selection of performance upgrades and accessories brought toy ou by Go Fast Bits.
Here, you are looking at the Go Fast Bits Mach 2 TMS Blow-Off Valve. This blow-off valve has been configured to be 100% recirculating and features Go Fast Bits TMS Technology that will help return the engine to peak boost up to 30% faster than a factory diverter valve when shifting gears.
DETAILS:
- Recirculation model for direct factory replacement for performance without the noise
- Atmosphere venting kits available to convert the recirculating valve if you want noise with your performance
- Direct bolt-on installation
- Effectively holds unlimited boost
- Ensures maximum throttle response
- Includes Allen tool
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