Jac A5 Tuning
2 supported Jac A5 applications, 2018+.
Jac
2 supported A5 tunes
Jac A5
1.5T
156 HP stock / 170 lb-ft
2018+
- Controller
- Engine (ECU): Bosch MG1UA008
- Flash method
- OBD port
AutoTunerBook a tune
Jac A5
1.5T
177 HP stock / 192 lb-ft
2018+
- Controller
- Engine (ECU): Bosch MG1UA008
- Flash method
- OBD port
AutoTunerBook a tune
All Supported Jac A5 Tunes
| Engine | Years | Version | Stock power | Controller | Platform |
|---|---|---|---|---|---|
| 1.5T | 2018+ | 156 hp | ECU Bosch MG1UA008 | AutoTuner | |
| 1.5T | 2018+ | 177 hp | ECU Bosch MG1UA008 | AutoTuner |
Other Jac Models
About Jac A5 tuning
Rapid Racing supports 2 Jac A5 applications from 2018+ through AutoTuner, with stock outputs up to 177 hp. Every calibration is built for your exact engine, fuel, and modifications, then verified on our Dynojet 424xLC2 in Jenison, MI, serving Grand Rapids and West Michigan.
Supported engines: 1.5T.
Supported controllers: Bosch MG1UA008.
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.