The PowerStop Track Day High-Performance Brake Kit for 2011–2013 BMW 135i is a rotor-and-pad package built for weekend track days and HPDE use. It pairs PowerStop Track Day brake pads with Autospecialty mill-balanced rotors to provide extreme fade resistance, low thermal conductivity and consistent pedal feel. The kit includes hardware and is intended as a vehicle-specific solution for track-focused brake upgrades.
Power Stop 11-13 BMW 135i Front & Rear Track Day Brake Kit