EBC Big Brake Kit for 2012–2019 BMW 3 Series (F30/F31/F34) which matches yellow Apollo‑4 calipers to swept‑groove two‑piece 355 mm front rotors. The specification lists 355 mm discs in a two‑piece format with approximately 32/30 mm disc thickness, intended as a direct front brake upgrade when increased rotor size and grooved surfaces are required alongside painted calipers.
EBC Racing 12-19 BMW 3-Series (F30/F31/F34) Yellow Apollo-4 Calipers 355mm Rotors Front BBK