The PowerStop Evolution drilled & slotted rear rotor pair for 2002–2006 Audi A4 is a bolt‑on option to improve brake cooling and surface cleanliness. Precision cross‑drilled holes and rounded slots remove gasses, dust and water to maintain optimal pad contact; zinc dichromate plating resists corrosion and tight manufacturing tolerances combined with dynamic balancing support consistent, quiet braking without special modifications.
Power Stop 02-06 Audi A4 Rear Evolution Drilled & Slotted Rotors - Pair