The Brembo GT front big brake kit for 1987–1991 M3 (E30) includes four-piston cast calipers with two-piece 330x28mm rotors and a drilled one-piece rotor in red finish. Intended as a direct replacement for the E30 M3, the kit supplies larger Brembo rotors and calipers that fit factory mounting points, providing upgraded braking capability with a high-visibility finish.
Brembo 87-91 M3 (E30) Front GT BBK 4 Piston Cast 2pc 330x28 1pc Rotor Drilled-Red