Proudly Made in the USA
Ford Performance engineered performance calibration, cold air intake, performance throttle body, and Pro Cal 4 calibration delivery system for 5.0L Mustang GT
  • Fits 2018-2021 Mustang GT
  • Features enhanced throttle response
  • Ford Performance calibrations feature exclusive Ford proprietary software and engineering 
  • Ford Performance calibration is 50 state emissions legal with CARB EO (D-752-18)
  • Calibrations available for manual and automatic transmission
  • Allows gear ratio changes up to 4.09:1
  • Automatic calibrations feature optimized performance shift schedule
  • +42 lb-ft of torque at 2,000 rpm
  • +19 hp at 6,500 rpm
  • +18 lb-ft of torque at 4,500 rpm
  • Premium fuel, 91 octane or higher, is required
  • Calibrations are for US and Canadian vehicles only
  • Comes with a 3yr/36k mile warranty from new vehicle in-service when installed by a Ford dealer or ASE/Red Seal certified technician
  • Note: The Ford Performance Oil-Air separator M-6676-A50A does not fit due to throttle body stack up/alignment.
  • [Not for Bullitt™ or Mach 1].

This kit includes:

***Calibration and ProCal 4 tool are VIN locked. Please contact the Tech Line with additional questions***

***NOTE*** ProCal 4 software only available for Windows 7 or greater.  Will NOT work with Windows 10 in "S Mode".

***NOTE*** ProCal 4 tool receives periodic firmware updates for greater usability and additional features.  Please connect tool to PC periodically to receive the updates automatically.  

Part Type
Engine: Power Packs
Instruction Sheet
Warranty Availability
Package Dimensions
19" x 19" x 26"
Package Weight
19.25 lb(s)
UPC Code
Country of Origin
United States