Indian Motorcycle Roadmaster Tuning
9 supported Indian Motorcycle Roadmaster applications, 2015+.
Indian Motorcycle
9 supported Roadmaster tunes
Select Version
All Supported Indian Motorcycle Roadmaster Tunes
| Engine | Years | Version | Stock power | Controller | Platform |
|---|---|---|---|---|---|
| 1.77 PowerPlus 108 | 2025+ | 122 hp | ECU Bosch MG1CA007 | AutoTuner | |
| 1.83 PowerPlus 112 | 2025+ | 126 hp | ECU Bosch MG1CA007 | AutoTuner | |
| Limited | 2021-2024 | ECU | HP Tuners | ||
| Dark Horse | 2020-2024 | ECU | HP Tuners | ||
| Thunderstroke 116 | 2020+ | 100 hp | ECU Bosch ME17.9.74 | AutoTuner | |
| Elite | 2018-2024 | ECU | HP Tuners | ||
| 1.81 Thunderstroke 111 | 2017+ | 80 hp | ECU Bosch ME17.9.74 | AutoTuner | |
| Classic | 2017-2018 | ECU | HP Tuners | ||
| All engines | 2015-2024 | ECU | HP Tuners |
Other Indian Motorcycle Models
About Indian Motorcycle Roadmaster tuning
Rapid Racing supports 9 Indian Motorcycle Roadmaster applications from 2015+ through AutoTuner and HP Tuners, with stock outputs up to 126 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. Remote tuning is available for supported Indian Motorcycle Roadmaster applications.
Supported engines: 1.77 PowerPlus 108, 1.81 Thunderstroke 111, 1.83 PowerPlus 112, Classic, Dark Horse, Elite, Limited, Thunderstroke 116.
Supported controllers: Bosch ME17.9.74, Bosch MG1CA007.
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.