The PowerStop Evolution drilled and slotted rear rotor pair for 2006 BMW 330i is a bolt‑on solution to improve cooling and performance. Precision cross‑drilled holes and rounded slots clear gasses, dust and water to maintain friction contact, while chamfered holes reduce stress cracking. Zinc plating helps resist corrosion; rotors are made to match OE weight and vane count and are 100% dynamic mill balanced for quiet operation.
Power Stop 2006 BMW 330i Rear Evolution Drilled & Slotted Rotors - Pair