Acura RL Tuning
1 supported Acura RL application, 2005+.
Acura
1 supported RL tunes
Acura RL
3.5i V6 (J35A)
290 HP stock / 266 lb-ft
KB1-KB2 from 2005+
- Controller
- Engine (ECU): Keihin SH7058
- Flash method
- OBD port
AutoTunerBook a tune
All Supported Acura RL Tunes
| Engine | Years | Version | Stock power | Controller | Platform |
|---|---|---|---|---|---|
| 3.5i V6 (J35A) | 2005+ | KB1-KB2 | 290 hp | ECU Keihin SH7058 | AutoTuner |
Other Acura Models
About Acura RL tuning
Rapid Racing supports 1 Acura RL application from 2005+ through AutoTuner, with stock outputs up to 290 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: 3.5i V6 (J35A).
Supported controllers: Keihin SH7058.
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.