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Ford Performance Parts 2015-17 Mustang GT Power Pack 1 Performance Packages for 2015-2021 MUSTANG - M-9603-M8
Part Number: FMS-M-9603-M8
Ford Performance Parts 2015-17 Mustang GT Power Pack 1 Performance Packages
Performance Package, Power Pack 1, Ford, Mustang GT, Each
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Estimated Ship Date: Nov 23, 2026 Would you rather pick it up?
Overview
Brand:
Manufacturer's Part Number:
M-9603-M8
Part Type:
Product Line:
Summit Racing Part Number:
FMS-M-9603-M8
UPC:
756122003626
Quantity:
Sold as a kit.
Notes:
Requires laptop and internet access for calibration install.
Ford Performance Parts 2015-17 Mustang GT Power Pack 1 Performance Packages
Get a hefty horsepower increase and a performance feel at a great value! Install Ford Performance Parts 2015-17 Mustang GT Power Pack 1 performance packages and notice a huge improvement in your Mustang's off-the-line responsiveness with improved and enhanced throttle response. Automatic transmission calibrations feature an optimized performance shift schedule while manual transmission calibrations feature an exclusive no-lift shift strategy. The proprietary software will allow rear gear ratio changes up to 4.09:1. Best of all, this incredibly versatile performance upgrade package is legal in all 50 states.
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Some parts are not legal for use in California or other states with similar laws / regulations
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