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The PowerStop Z23 Evolution Sport brake upgrade kit for 2004–2009 Audi S4 includes carbon-fiber ceramic pads, drilled & slotted rotors and premium stainless-steel hardware for a complete bolt-on enhancement. Z23 pads offer increased braking power while producing less dust and minimizing noise with multi-layer rubberized shims. Drilled and slotted rotors improve cooling and are zinc plated to resist corrosion, simplifying installation and maintenance.
Power Stop 04-09 Audi S4 Front Z23 Evolution Sport Brake Kit
