The GFB DV+ ATMO (T9451) is a direct-replacement diverter valve for 2.0T FSI and TSI VAG applications across Audi and Volkswagen. It retains the factory solenoid and ECU control while its metal piston delivers sharper throttle response, improved boost holding and faster boost recovery on gearshift.
| Type | Direct-replacement diverter valve |
| Line/Model | GFB DV+ ATMO (T9451) |
| Operation | Recirculating (factory location) |
| Fitment | 2.0T FSI/TSI VAG (Audi/VW) |
| Includes | Retains factory solenoid and ECU control |
| Warranty | Lifetime warranty (Australian-made) |
| Part Number | T9451 |
Documents: Installation Instructions (PDF)
This part fits:
| Year | Make | Model | Submodel |
|---|---|---|---|
| 2006-2013 | Audi | A3 | Base |
| 2009-2013 | Audi | A3 Quattro | Base |
| 2009-2014 | Audi | A4 | Base |
| 2009 | Audi | A4 | Cabriolet |
| 2015-2020 | Audi | A4 | Premium |
| 2015-2020 | Audi | A4 | Premium Plus |
| 2015,2017-2020 | Audi | A4 | Prestige |
| 2019 | Audi | A4 | Titanium |
| 2009-2012 | Audi | A4 Quattro | Avant |
| 2009-2014 | Audi | A4 Quattro | Base |
| 2009 | Audi | A4 Quattro | Cabriolet |
| 2015-2020 | Audi | A4 Quattro | Premium |
| 2015-2020 | Audi | A4 Quattro | Premium Plus |
| 2015,2017-2020 | Audi | A4 Quattro | Prestige |
| 2019-2020 | Audi | A4 Quattro | Ultra sport |
| 2010-2014 | Audi | A5 | Cabriolet |
| 2010-2014 | Audi | A5 Quattro | Base |
| 2010-2014 | Audi | A5 Quattro | Cabriolet |
| 2015-2016 | Audi | A5 Quattro | Premium |
| 2015-2016 | Audi | A5 Quattro | Premium Plus |
| 2015 | Audi | A5 Quattro | Prestige |
| 2012-2018 | Audi | A6 | Premium |
| 2012-2018 | Audi | A6 | Premium Plus |
| 2018 | Audi | A6 | Sport |
| 2013-2015,2017-2018 | Audi | A6 Quattro | Premium |
| 2013-2018 | Audi | A6 Quattro | Premium Plus |
| 2018 | Audi | A6 Quattro | Sport |
| 2012,2018-2020 | Audi | Q5 | Premium |
| 2012,2018-2020 | Audi | Q5 | Premium Plus |
| 2018-2020 | Audi | Q5 | Prestige |
| 2020 | Audi | Q5 | Titanium Premium |
| 2020 | Audi | Q5 | Titanium Premium Plus |
| 2020 | Audi | Q5 | Titanium Prestige |
| 2008-2009 | Audi | TT | Base |
| 2012-2013 | Audi | TT RS Quattro | Base |
| 2009-2014 | Audi | TTS Quattro | Base |
| 2007 | Volkswagen | Eos | 2.0T |
| 2007 | Volkswagen | Eos | Base |
| 2012-2015 | Volkswagen | Eos | Executive |
| 2015 | Volkswagen | Eos | Final Edition |
| 2008-2015 | Volkswagen | Eos | Komfort |
| 2008-2013 | Volkswagen | Eos | Lux |
| 2013-2014 | Volkswagen | Eos | Sport |
| 2008 | Volkswagen | Eos | Turbo |
| 2006-2013 | Volkswagen | GTI | Base |
| 2007 | Volkswagen | GTI | Fahrenheit |
| 2006-2007 | Volkswagen | Jetta | 2.0T |
| 2006-2009,2012-2014,2017-2018 | Volkswagen | Jetta | GLI |
| 2019 | Volkswagen | Jetta | GLI 35th Anniversary Edition |
| 2019-2020 | Volkswagen | Jetta | GLI Autobahn |
| 2019-2020 | Volkswagen | Jetta | GLI S |
| 2015-2016 | Volkswagen | Jetta | GLI SE |
| 2015-2016 | Volkswagen | Jetta | GLI SEL |
| 2009 | Volkswagen | Jetta | SEL |
| 2008-2010 | Volkswagen | Jetta | Wolfsburg Edition |
| 2006-2007 | Volkswagen | Passat | 2.0T |
| 2008-2010 | Volkswagen | Passat | Komfort |
| 2008 | Volkswagen | Passat | Lux |
| 2008 | Volkswagen | Passat | Turbo |
| 2006-2007 | Volkswagen | Passat | Value Edition |
| 2007 | Volkswagen | Passat | Wolfsburg Edition |
| 2014-2016 | Volkswagen | Tiguan | R-Line |
| 2009-2020 | Volkswagen | Tiguan | S |
| 2009-2016,2018-2020 | Volkswagen | Tiguan | SE |
| 2020 | Volkswagen | Tiguan | SE R-Line Black |
| 2009-2020 | Volkswagen | Tiguan | SEL |
| 2018-2019 | Volkswagen | Tiguan | SEL Premium |
| 2019-2020 | Volkswagen | Tiguan | SEL Premium R-Line |
| 2019 | Volkswagen | Tiguan | SEL R-Line |
| 2019 | Volkswagen | Tiguan | SEL R-Line Jet Black |
| 2017 | Volkswagen | Tiguan | Sport |
| 2010,2017 | Volkswagen | Tiguan | Wolfsburg Edition |
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.
