2025 Gt Mustang Horsepower. Add the performance exhaust, and the gt's output rises to 486 horses at 7250 rpm. Here's what to expect from the 2025 mustang horsepower & performance specs for ecoboost, gt, and dark horse.

The highest torque figure was. Add the performance exhaust, and the gt’s output rises to 486 horses at 7250 rpm.