SCT Performance Tuners - 07-11 Mustang Shelby GT500 & 96-10 GT Pre-Loaded Generic SCT X3 Flasher Comes pre-loaded from SCT with tunes for many common 94+ Fords. With an X3 Flasher you will recieve the following benfits / adjustment abilities: •Increased horsepower and torque. •Spark and Fuel adjustment. •Idle RPM adjustment. •Speedometer correction for different rear end gears and/or tires (99+ vehicles only). •Speed Limiter Adjustment / Removal. •Rev Limiter adjustment (safely raise rev limiter several hundred RPM's). •Improved throttle response (greatly improved on 05+ Electronic Throttle Control Cars). •Automatic Transmission shift control. •Disable Traction Control(98+ vehicles). •Ability to read and clear OBD-II check engine light codes. •Lower cooling fan on / off temperatures (allows engine to run cooler & prevent sluggishness in hot weather). •Two step On / Off RPM (99-04 vehicles). •Ability to do high speed data logging via the OBD-II port on the X-Cal 2 or Laptop. Supported vehicles: •05 - 08 Mustang V6 4.0L •05 - 08 Mustang GT 4.6L •96 - 04 Mustang V6 3.8L •96 - 01 Mustang Cobra •96 - 04 Mustang GT 4.6L •03 - 04 Mustang Cobra •03 - 04 Marauder 4.6L •99 - 03 7.3L Diesel Trucks •99 - 04 Lightning / Harley •03 - 04 6.0L Diesel Trucks •05 - 07 6.0L Diesel Trucks •04 - 07 F-Series 4.2L •04 - 07 F-Series 4.6L •04 - 07 F-Series 5.4L •04 - 07 F-Series 6.8L •99 - 04 Focus Zetec 2.0L •03 - 04 SVT Focus 8fwhp •If your vehicle is not listed you will need a VMP Custom Tuned SCT Tuner. Good for stock vehicles and diesel trucks. No tuning experience is required, simply plug the unit in, choose your year, model, and engine type and then select each tuning paramater to modify it. This unit allows you to flash your vehicle back to stock if necessary. Dealerships will never know it was there (device does not void warranty). Instructions are included.