The Brembo front big brake kit for 2019–present Mazda3 installs four-piston cast calipers with two-piece 345×28 mm drilled rotors in black. As a front GT upgrade, the package provides larger rotors and multi-piston braking hardware to replace stock components, aimed at drivers seeking a stronger braking assembly and improved consistency under heavier braking demands while maintaining vehicle-specific fitment for recent Mazda3 models.
Brembo 19+ Mazda3 Front GT BBK 4 Piston Cast 345x28 2pc Rotor Drilled-Black