The PowerStop Evolution drilled and slotted rear rotors for 1999–2004 Audi A6 Quattro provide a bolt-on upgrade for improved cooling and brake contact under extreme conditions. Precision cross-drilling and rounded slots remove gasses and moisture, while chamfered holes reduce stress cracking. Zinc plating helps resist corrosion, and each rotor matches OEM weight and vane count with dynamic mill balancing for quiet operation.
Power Stop 99-04 Audi A6 Quattro Rear Evolution Drilled & Slotted Rotors - Pair