PowerStop Z26 Street Warrior rear brake upgrade kit for 2004–2009 Audi S4. This complete kit pairs drilled-and-slotted rotors with proprietary carbon-fiber ceramic Z26 pads and red powder-coated calipers to deliver shorter stops, improved heat dissipation, and reduced dust and noise as a direct bolt-on replacement. Includes stainless-steel installation hardware, stainless pad shims, zinc-plated rotors for rust protection and high-temp ceramic lubricant for demanding street use.
Power Stop 04-09 Audi S4 Rear Z26 Street Warrior Brake Kit w/Calipers