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The Brembo rear GT big brake kit for 2019–present 330i applications features a four-piston cast caliper and a 380 x 28 mm two-piece slotted rotor in red. Intended as a rear upgrade, this kit delivers a multi-piston caliper and serviceable 2-piece rotors tuned for 330i rear fitment, providing a vehicle-specific replacement with a GT-style appearance and maintainable rotor design.
Brembo 19+ 330i Rear GT BBK 4 Piston Cast 380x28 2pc Rotor Slotted Type1-Red
