The Brembo GTR big brake kit for 1989–1994 Porsche Carrera front applications (and 1990–1994 Carrera variants) pairs six‑piston billet calipers with two‑piece 355×32 mm nickel‑plated rotors. The description lists Type‑1 slotted two‑piece rotors and a nickel finish, presenting a front brake package specified for those Carrera model years in the product text.
Brembo 89-94 Carrera/90-94 Carrera Fr GTR BBK 6 Pist Billet 355x32 2pc Rotor Slotted Type1 - Nickel