Ford Performance is getting its hands dirty on specific performance upgrades for the Mustang GT. Not too long ago, Ford Performance gave the Ranger compact pickup a mild power boost. And now, the Mustang GT is receiving the same treatment with a new Ford Performance calibration kit.

The upgrade starts at $1,275 before installation. For the money, your Mustang GT receives a non-restrictive cold air intake and a larger 87mm throttle body lifted directly from the Mustang Bullitt.
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