GFB Respons T9001 is a diverter/blow-off valve for the turbocharger, designed for use in selected Subaru models. The valve relieves boost pressure, while the sound adjustment system allows you to customise its acoustic character.
- Type: diverter/blow-off valve
- Integrated sound adjustment system
- For selected Subaru applications
- Weight: 0.60 kg
Suitable for: Subaru Forester III (SH), Subaru Legacy IV (BL/BP), Subaru Wrx I (GJ/V1).
Compatible vehicles (manufacturer data)
| Vehicle | Chassis | Years | Engine |
|---|---|---|---|
| Subaru GT Legacy | — | 2003–2009 | — |
| Subaru WRX | — | 2008–2026 | — |
| Subaru XT Forester | — | 2009–2012 | — |
Before ordering, check that the product matches your vehicle (model, year and engine). If in doubt, write to us — we will check for you.

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