The Brembo GT front big brake kit equips the front axle with six-piston calipers and 405x34 mm two-piece drilled rotors, providing a direct front brake upgrade. Finished in silver, this kit is specified for 2015–2023 Ford Mustang GT (S550) applications and lists 6-piston calipers with 405x34 2pc drilled rotors as the supplied components.
Brembo 15-23 Mustang GT (S550) Front GT BBK 6 Piston Cast 405x34 2pc Rotor Drilled-Silver