Power Stop drilled and slotted rotors give you the advantages of both drilled holes for cooling and slots to sweep away gas and dust. Power Stop rotors use only the finest blanks and feature G3000 grade castings from the best foundries. All drilled and slotted rotors, they are silver zinc plated to resist rust. With a direct OE fit and vane count, there are no special modifications needed on your car, truck or SUV. The precision drill holes allow for maximum rotor cooling. This keeps your brakes temperatures down during extreme operating conditions. The rounded slots help wipe away any gas or debris - keeping a clear contact patch on the rotor surface for safe, smooth braking. The Silver Zinc Dichromate plating is applied to all drilled And slotted rotors, they not only look great behind your wheels, but to help prevent rust And corrosion. Power Stop drilled and slotted design is our most popular performance rotor for street and day track applications. Get Power Stop drilled and slotted rotors for better performance!