The all-new Ford Mustang GT350/GT350R is the most powerful muscle car in production, boasting up to 830 horsepower in its top spec

Shelby American just unveiled a new high-powered variant of the S650 Ford Mustang with the debut of the 2025 Shelby GT350. GM currently offers no direct rival.

Shelby American has unveiled its latest take on the GT350. The limited edition build celebrates the 60th anniversary of the

Shelby American has unveiled the 2025 Shelby GT350.Unlike the 2015-2020 GT350—which was a Ford-Shelby collaboration and featured that incredible high-revving flat-plane crank V8—this iteration is a purely Shelby-developed project.

Buyers have a few powertrains to pick from. The standard GT350 makes 430 horsepower from a naturally aspirated version of the Coyote V-8. In addition, there’s the supercharged version with 810 horsepower. Finally, the GT350R increases the output to what Shelby lists as 830+ horsepower.

Shelby American has introduced the new GT350 and GT350R, featuring supercharged V-8 engines that produce 810 and over 830 horsepower, respectively. This marks the return of the GT350 name, originally made famous by Carroll Shelby in the 1960s.

The GT350 makes extra power optional. The standard version gets a 5.0-liter Ford Coyote V8 with a Borla exhaust making 480 horsepower. The supercharger boosts power to 810 horses,