The Brembo GT rear big brake kit for Infiniti Q50/Q50S (2014 and later, excluding AWD) upgrades the rear brake assembly with a four-piston cast caliper and 380×28 mm two-piece slotted rotors Type-3 in black. The kit pairs larger rotors and multi-piston calipers to enhance rear braking stability and pad engagement. Fitment is explicit for 2014+ Q50/Q50S non-AWD applications as listed.
Brembo 14+ Q50/Q50S (Excl. AWD) Rear GT BBK 4 Piston Cast 380x28 2pc Rotor Slotted Type-3-Black