The PowerStop Z23 Evolution Sport Brake Upgrade Kit for 2003–2008 BMW Z4 rear applications bundles carbon-fiber ceramic Z23 pads, drilled and slotted rotors, stainless-steel hardware and a front sensor wire in a single package. Z23 pads offer increased braking power with a validated low-dust formula to help keep wheels cleaner, and multi-layer shims reduce noise. Drilled and slotted rotors aid cooling and resist corrosion with zinc plating, providing a straightforward bolt-on upgrade for daily-driven European cars.
Power Stop 03-08 BMW Z4 Rear Z23 Evolution Sport Brake Kit