The Z17 Evolution Plus brake pads were made using OE positive mold technology to help control noise and premature wear. The brake pads are chamfered and slotted like OE - to fit perfectly on your car. Dual active rubber shims provide 6 times more noise reduction. These low dust formula brake pads are designed to maximize stopping power and keep those wheels clean! Power Stop's Z17 brake pads also include premium stainless-steel hardware kit for easy, problem-free installation!