The GFB DV+ (T9388) is a direct drop-in replacement for the OEM diverter valve in late-model Mercedes-Benz turbo vehicles, including the CLA35 AMG 2.0T and CLA45 AMG. It retains the factory solenoid and ECU control while improving boost holding, sharpening throttle response and speeding boost recovery after a gearshift or brief throttle lift.
| Type | Direct-replacement diverter valve |
| Line/Model | GFB DV+ (T9388) |
| Operation | Recirculating (factory location) |
| Fitment | Late-model Mercedes-Benz turbo (CLA35/CLA45 AMG and more) |
| Includes | Retains factory solenoid and ECU control |
| Warranty | Lifetime warranty (Australian-made) |
| Part Number | T9388 |
Documents: Installation Instructions (PDF)
This part fits:
| Year | Make | Model | Submodel |
|---|---|---|---|
| 2020-2021 | Mercedes-Benz | AMG GT | Base |
| 2016-2024 | Mercedes-Benz | C300 | 4Matic |
| 2016-2024 | Mercedes-Benz | C300 | Base |
| 2015-2021,2023 | Mercedes-Benz | C63 AMG S | Base |
| 2014-2019 | Mercedes-Benz | CLA250 | 4Matic |
| 2014-2019 | Mercedes-Benz | CLA250 | Base |
| 2020-2023 | Mercedes-Benz | CLA35 AMG | 4Matic |
| 2015-2019 | Mercedes-Benz | CLA45 AMG | 4Matic |
| 2014,2016 | Mercedes-Benz | E250 | Bluetec |
| 2014,2016 | Mercedes-Benz | E250 | Bluetec 4Matic |
| 2017-2019 | Mercedes-Benz | E300 | 4Matic |
| 2017-2019 | Mercedes-Benz | E300 | Base |
| 2018 | Mercedes-Benz | E63 AMG S | 4Matic |
| 2019-2021 | Mercedes-Benz | E63 AMG S | 4Matic+ |
| 2019-2023 | Mercedes-Benz | G63 AMG | Base |
| 2015-2020 | Mercedes-Benz | GLA250 | 4Matic |
| 2015-2020 | Mercedes-Benz | GLA250 | Base |
| 2016-2021 | Mercedes-Benz | GLC300 | 4Matic |
| 2016-2021 | Mercedes-Benz | GLC300 | Base |
| 2019-2023 | Mercedes-Benz | GLC43 AMG | 4Matic |
| 2018-2021 | Mercedes-Benz | GLC63 AMG | 4Matic |
| 2018-2021 | Mercedes-Benz | GLC63 AMG S | 4Matic |
| 2018-2021 | Mercedes-Benz | S63 AMG | 4Matic |
| 2012-2015 | Mercedes-Benz | SLK250 | Base |
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Returns: 30-day returns on new, unused items in original packaging. See the full Refund Policy.
