Mercury Grand Marquis Tuning
1 supported Mercury Grand Marquis application, 2005-2012.
Mercury
1 supported Grand Marquis tunes
All Supported Mercury Grand Marquis Tunes
| Engine | Years | Version | Stock power | Controller | Platform |
|---|---|---|---|---|---|
| 4.6 | 2005-2012 | ECU | HP Tuners |
Other Mercury Models
About Mercury Grand Marquis tuning
Rapid Racing supports 1 Mercury Grand Marquis application from 2005-2012 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.
Supported engines: 4.6.
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.