Roush’s supercharger kit is described as a limited-run “Launch Edition” that increases the Mustang GT’s 5.0-liter Coyote V8 engine output to a jaw-dropping 810 horsepower and 630 pound-fee ...

Roush claims the Mustang Cold Air Intake is engineered to integrate seamlessly with Ford’s factory tune for the GT. This translates to instant performance gains without the extra hassle of tuning.

Prices shown are the prices you can expect to pay for a 2017 Roush Performance Stage 2 Mustang 2 Door Fastback GT across different levels of condition. Edit options.

Prices shown are the prices you can expect to pay for a 2017 Roush Performance Stage 3 Mustang 2 Door Fastback GT across different levels of condition. Edit options.