A rundown of the 2015 to 2023 Mustangs that are known by the S550 chassis code, which were the first Mustangs sold globally.

custom-built high-performance ponycar, but, thanks to his connections at Ford, Cassar's S550 is also the only 2021-2022 non-Mach 1 Mustang to be equipped from the factory with a Mach 1 front ...

And in addition, it drives and handles just like a new S550 Mustang ... front and rear valence panels and side-ground affects pieces. There are also shaved drip rails, tucked bumpers, and custom ...