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 ...

Shelby American has revived the GT350 for model year 2025. As opposed to Ford's flat-plane V8 thriller from a few years back, the newcomer from Shelby American uses the cross-plane V8 of the GT.

That supercharger can currently be had for $9.995. Factor in labor and you could get your Mustang GT or Mustang Darkhorse to the same 810 horsepower for under $20k. See All 19 Photos The math isn ...