The GFB Mach 2 TMS is a recirculating diverter valve built on GFB's TMS technology for rapid boost recovery on gearshift and crisp throttle response, with the strength to hold boost pressures of 100psi and beyond. It bolts into the factory diverter valve location and suits Audi A4 / TT - Saab 9-3 / 9-5 - VW Beetle / Golf / Passat.
| Type | Recirculating diverter valve |
| Line/Model | GFB Mach 2 TMS |
| Operation | Recirculating |
| Fitment | Audi A4 / TT - Saab 9-3 / 9-5 - VW Beetle / Golf / Passat |
| Size | 25mm Inlet / 25mm Outlet |
| Mounting | Bolt-on to factory diverter valve location |
| Part Number | T9125 |
Documents: Installation Instructions (PDF)
This part fits:
| Year | Make | Model | Submodel |
|---|---|---|---|
| 1997-2005 | Audi | A4 | Base |
| 1998-2002,2005 | Volkswagen | Passat | GLS |
| 1999-2001 | Saab | 9-3 | Base |
| 1999-2003 | Saab | 9-3 | SE |
| 1999 | Saab | 9-5 | Base |
| 1999 | Saab | 9-5 | SE |
| 2000-2006 | Audi | TT | Base |
| 2000-2001 | Saab | 9-5 | 2.3t |
| 2000-2005,2008 | Saab | 9-5 | Aero |
| 2000 | Saab | 9-5 | Gary Fisher |
| 2000-2001 | Volkswagen | Golf | GLS |
| 2000-2001 | Volkswagen | Golf | GTI GLS |
| 2002-2005 | Saab | 9-5 | Linear |
| 2002-2003 | Volkswagen | Beetle | GL |
| 2002-2004 | Volkswagen | Beetle | GLX |
| 2002-2004 | Volkswagen | Beetle | Turbo S |
| 2002-2005 | Volkswagen | Golf | GTI 1.8T |
| 2002 | Volkswagen | Golf | GTI 337 |
| 2003-2006 | Audi | A4 | Cabriolet |
| 2003 | Saab | 9-3 | Arc |
| 2003 | Saab | 9-3 | Linear |
| 2003 | Volkswagen | Golf | GTI 20th Anniversary |
| 2003-2005 | Volkswagen | Passat | GL |
| 2004-2005 | Saab | 9-5 | Arc |
| 2004-2005 | Volkswagen | Beetle | GLS |
| 2004-2005 | Volkswagen | Passat | GLS 4 Motion |
| 2006-2008 | Saab | 9-5 | 2 3T |
| 2009 | Saab | 9-5 | Griffin |
Shipping: In-stock orders placed before 3 PM EST ship the same day, and everything else ships within 24 hours. Standard, expedited, and overnight options are available at checkout. Backordered items ship as soon as we get them back in stock. Contact us for lead times. See the full Shipping Policy.
Returns: 30-day returns on new, unused items in original packaging. See the full Refund Policy.
