• Fits 2015-2017 Mustang GT
  • Features exclusive no-lift shift strategy and enhanced throttle response
  • Ford Performance calibrations feature exclusive Ford proprietary software and engineering 
  • Ford Performance calibrations are 50 state legal with CARB EO (D-598-19)
  • Calibrations available for manual and automatic transmission
  • Allows gear ratio changes up to 4.09:1
  • Automatic calibrations feature optimized performance shift schedule
  • Premium fuel, 91 octane or higher, is required
  • Calibrations are for US and Canadian vehicles only
  • Calibrations are available with three levels of hardware and performance 

M-9603-M8 - Power Pack 1
  • Includes high flow K&N air filter 
  • 13 horsepower and 16 lb-ft peak gains over stock 
  • 40 lb-ft gain at 1500rpm 

M-9603-M8A - Power Pack 2
  • Includes GT350 cold air intake with 87mm throttle body and exclusive intake adapter (hardware available separately without calibration as part number M-9603-M50)
  • 21 horsepower and 24 lb-ft peak gains over stock 
  • 40 lb-ft gain at 1500rpm 
  • Industry exclusive open air filter with CARB EO

M-9452-M8 - Power Pack 3
  • Includes GT350 cold air intake with 87mm throttle body and  GT350 intake manifold M-9424-M52 
  • 37 horsepower and 5 lb-ft peak gains over stock  
  • 60 horsepower gain at 7500rpm 
  • Industry's only 50-state legal calibration with performance intake manifold 

Calibration Notes: 
  • Ford Performance ProCal 3 tool, included with all calibrations, requires laptop and internet access for calibration install
  • At this time Power Packs are sold separately and cannot be upgraded without the purchase of an entire kit.  
  • Powertrain calibrations are developed and supported for U.S. and Canadian vehicles only
  • Federal and state laws prohibit any person from installing aftermarket add-on or modified parts prior to the sale of a new motor vehicle 

Part Type
Engine: Power Packs
Warranty Availability
Not Available
Package Dimensions
12.5" x 3.25" x 11.75"
Package Weight
2.3 lb(s)
UPC Code
Country of Origin
United States