5 Star Custom Tunes w/ SCT X4 Device (1999 - 2005 Ford Excursion 6.8L)
Take your Ford Excursion 6.8L V10 to the next level with 5 Star Custom Tunes and the SCT X4 device. Factory calibrations are designed for the average driver, leaving horsepower, torque, and responsiveness locked away. Our custom tuning re-calibrates your PCM to deliver more power, better towing capability, improved throttle response, smoother shifts, and enhanced efficiency.
Why 5 Star Tuning?
We are the industry leader in Ford and GM performance tuning, known for creating the most refined, application-specific calibrations available. Unlike one-size-fits-all tunes, our custom approach ensures your Excursion performs exactly the way you needwhether thats increased towing torque, smoother highway cruising, or performance gains for added modifications. Best of all, reliability is never sacrificed.
Dyno & Street Proven
Every 5 Star calibration is dyno-tested, refined, and street-proven. With over a million test miles logged on our own vehicles, we ensure consistent, real-world results for both daily drivers and heavy tow rigs.
Free Tunes for Life
When you upgrade with new modifications, your membership in our Tunes for Life program means well recalibrate your Excursion at no additional cost for as long as you own the vehicle. This guarantees your setup is always optimized for maximum horsepower, torque, and efficiency. For details, call 1-855-827-7223.
Key Performance Benefits
- More towing power and torque for heavy loads
- Improved throttle response for quicker acceleration
- Refined shift strategies for smoother drivability
- Better fuel efficiency under tow and cruising
- Removal of factory speed limiter
How We Maximize Performance
Our engineers fine-tune fuel mapping, ignition timing, drive-by-wire response, torque converter lockup, and transmission pressures
CA Residents: WARNING: Cancer and Reproductive Harm www.P65Warnings.ca.gov
