Harley-Davidson Heritage Classic Tuning
2 supported Harley-Davidson Heritage Classic applications, 2021-2024.
Harley-Davidson
2 supported Heritage Classic tunes
Select Version
All Supported Harley-Davidson Heritage Classic Tunes
| Engine | Years | Version | Stock power | Controller | Platform |
|---|---|---|---|---|---|
| 107 (FLHC) | 2021 | ECU | HP Tuners | ||
| 114 (FLHCS) | 2021-2024 | ECU | HP Tuners |
Other Harley-Davidson Models
About Harley-Davidson Heritage Classic tuning
Rapid Racing supports 2 Harley-Davidson Heritage Classic applications from 2021-2024 through HP Tuners. 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 Harley-Davidson Heritage Classic applications.
Supported engines: 107 (FLHC), 114 (FLHCS).
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.