Volkswagen 1.4 TSI/TFSI (US) Tuning
Supported in 2 Volkswagen models, 2017+.
Volkswagen
12 supported 1.4 TSI/TFSI (US) applications
Models With the Volkswagen 1.4 TSI/TFSI (US)
All Supported Volkswagen 1.4 TSI/TFSI (US) Tunes
| Model | Years | Version | Stock power | Controller | Platform |
|---|---|---|---|---|---|
| Golf | 2020+ | VIII | 150 hp | ECU Bosch MED17.5.21 | AutoTuner |
| Golf | 2020+ | VIII | 150 hp | ECU Bosch MED17.5.25 | AutoTuner |
| Golf | 2020+ | VIII | 150 hp | ECU Bosch MED17.1.61 | AutoTuner |
| Golf | 2020+ | VIII | 150 hp | ECU Bosch MED17.1.21 | AutoTuner |
| Golf | 2017+ | VII MKII | 150 hp | ECU Bosch MED17.5.21 | AutoTuner |
| Golf | 2017+ | VII MKII | 150 hp | ECU Bosch MED17.5.25 | AutoTuner |
| Golf | 2017+ | VII MKII | 150 hp | ECU Bosch MED17.1.61 | AutoTuner |
| Golf | 2017+ | VII MKII | 150 hp | ECU Bosch MED17.1.21 | AutoTuner |
| Jetta | 2018+ | 150 hp | ECU Bosch MED17.5.21 | AutoTuner | |
| Jetta | 2018+ | 150 hp | ECU Bosch MED17.5.25 | AutoTuner | |
| Jetta | 2018+ | 150 hp | ECU Bosch MED17.1.61 | AutoTuner | |
| Jetta | 2018+ | 150 hp | ECU Bosch MED17.1.21 | AutoTuner |
About Volkswagen 1.4 TSI/TFSI (US) tuning
We tune the Volkswagen 1.4 TSI/TFSI (US) in 12 applications across the Golf, Jetta, from 2017+, in gasoline form, with stock outputs of 150 hp. Calibrations are written on AutoTuner for your exact hardware and fuel, then proven on our Dynojet 424xLC2 in Jenison, MI.
This engine runs on: Bosch MED17.1.21, Bosch MED17.1.61, Bosch MED17.5.21, Bosch MED17.5.25.
Don't See Your Vehicle?
These lists cover off-the-shelf tuning platforms. We also do standalone ECU installs and custom calibrations, so reach out and we'll tell you what's possible for your build. Compatibility data last updated 2026-09-24.