Here’s How to Turn a Mustang GT Into a Performance Powerhouse

The Performance Pack 2 brings a thrill to the beloved sports coupe that you can feel all the way to your toes.
Photographer: Hannah Elliott/Bloomberg

Ford Motor Co. is not well.

Last month, total passenger-car deliveries plunged 15 percent, while overall sales fell 4.5 percent. Year-over-year sales in the United States dipped more than 4 percent from 2016. The company has announced it will slash all sedans from its U.S. lineup.