Harley-Davidson 103 Tuning
Supported in 3 Harley-Davidson models, 2013+.
Harley-Davidson
6 supported 103 applications
Models With the Harley-Davidson 103
All Supported Harley-Davidson 103 Tunes
| Model | Years | Version | Stock power | Controller | Platform |
|---|---|---|---|---|---|
| Softail models | 2013+ | ECU Delphi HD2-CAN | AutoTuner | ||
| Softail models | 2013+ | ECU Delphi HD3-CAN | AutoTuner | ||
| Touring models | 2013+ | ECU Delphi HD2-CAN | AutoTuner | ||
| Touring models | 2013+ | ECU Delphi HD3-CAN | AutoTuner | ||
| Trike models | 2013+ | ECU Delphi HD2-CAN | AutoTuner | ||
| Trike models | 2013+ | ECU Delphi HD3-CAN | AutoTuner |
About Harley-Davidson 103 tuning
We tune the Harley-Davidson 103 in 6 applications across the Softail models, Touring models, Trike models, from 2013+, in gasoline form. Calibrations are written on AutoTuner for your exact hardware and fuel, then proven on our Dynojet 424xLC2 in Jenison, MI.
This engine runs on: Delphi HD2-CAN, Delphi HD3-CAN.
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.