Fortunately there are options, and two of them are the Shelby GT500 and the Roush Stage 3, producing 662 and 675 horsepower respectively. 4 Compared to any supercar with similar output from Italy ...
Roush Stage 3 >> Ford Mustang Roush Stage 3 2015 - 17 September 2016 - Autogespot

Roush Stage 3 >> Ford Mustang Roush Stage 3 2015 - 17 September 2016 - Autogespot

2007 Roush stage 3, Red with white stripes, One owner, Sunday driver,ONLY 4400 MILES. Roush upgraded exhaust,Roush chrome valve covers,Lighted Ford Racing door sill plates, push button start.
Roush Stage 3 >> Ford Mustang Roush Stage 3 2015 - 22 June 2016 - Autogespot

Roush Stage 3 >> Ford Mustang Roush Stage 3 2015 - 22 June 2016 - Autogespot