The Brembo GT rear big brake kit for 2014+ Maserati Ghibli S and Ghibli S‑Q4 installs four-piston cast calipers with 380×28mm two-piece slotted Type-3 rotors in black. Built as a rear brake replacement, the kit supplies larger calipers and two-piece rotor hardware sized for Ghibli S and S‑Q4 applications from 2014 onward, matching the listed vehicle fitment.
Brembo 14+ Ghibli S/Ghibli S-Q4 Rear GT BBK 4 Piston Cast 380x28 2pc Rotor Slotted Type3-Black