Quick view ID Speed Shop ID Speed Shop 2011-2022 Mustang GT,Bullitt,Mach1 Custom Tune Custom Tune Compare $325.00 Flex Fuel 45+ Horsepower 45+ ft-lbs Torque No Throttle delay Reduced Torque Management Raised shift points Enhanced TC lockup 93 Octane 35+ Horsepower 35+ ft-lbs Torque Decreased Throttle Delay Smooth Power band 91 Octane 31+ Horsepower 30+... Choose Options Choose Options