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The Brembo GT big brake kit for 2019+ Mazda3 front applications pairs four-piston cast calipers with two-piece 345x28 mm slotted Type‑1 rotors in yellow. Offered as a front upgrade, the kit combines larger diameter rotors and four-piston hardware to enhance braking consistency and heat dissipation for street and occasional track use on the specified Mazda3 models.
Brembo 19+ Mazda3 Front GT BBK 4 Piston Cast 345x28 2pc Rotor Slotted Type-1- Yellow
