PowerStop Evolution drilled & slotted zinc-plated rotor pair for 2004–2006 BMW 525i is a bolt-on upgrade that improves cooling and braking consistency. Precision cross-drilled holes and rounded slots sweep away gasses and moisture to keep a clean friction surface, while zinc plating protects against corrosion. Manufactured to strict DTV and runout tolerances and dynamically balanced, these rotors are sold as a matched pair for direct replacement.
Power Stop 04-06 BMW 525i Front Evolution Drilled & Slotted Rotors - Pair