Quick view ID Speed Shop ID Speed Shop 2013-2022 Ford Focus ST/RS Custom Tune Compare $345.00 E30 +62 Horsepower +54 ft-lbs Torque No Throttle delay Reduced Torque Management 93 Octane +48 Horsepower +41 ft-lbs Torque Decreased Throttle Delay Smooth Power band 91 Octane +39 Horsepower +34 ft-lbs Torque Smooth power 87 Octane +21... Choose Options Choose Options