The Evolution drilled & slotted rotor pair for 2001–2003 BMW 525i (front) provides a bolt-on upgrade to improve brake cooling and performance. Precision cross-drilled holes and rounded slots clear gases, dust and moisture for a cleaner friction surface, while zinc dichromate plating resists corrosion. Rotors are dynamically balanced and manufactured to strict runout tolerances for smooth operation.
Power Stop 01-03 BMW 525i Front Evolution Drilled & Slotted Rotors - Pair