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The DBA 4000 Series XS drilled and slotted rotor for 2004–2009 Audi S4 rear applications combines high carbon, heat‑treated iron with patented Kangaroo Paw ventilation for improved cooling under intense braking. A unique drill and slot layout helps evacuate pad debris and gases; the XS Gold variant adds a non‑directional cross‑drilled face and an attractive gold hub finish while remaining a direct replacement.
DBA 04-09 Audi S4 Rear 4000 Series Drilled & Slotted Rotor
