The Brembo rear big brake kit for 2006 330i applications pairs four-piston billet calipers with two-piece 345×28 mm slotted Type 3 rotors finished in nickel. This rear-specific kit mounts billet calipers to slotted two-piece rotors to aid pad cleaning and rotor evacuation, offering a larger rear braking package that replaces factory hardware with ventilated, finish-treated components.
Brembo 06 330i Rear GTR BBK 4 Piston Billet 345x28 2pc Rotor Slotted Type3-Nickel