Whether you plan to autocross your car occasionally (it's a blast!) or just want a bit more stopping power, StopTech PosiQuiet brake pads from Centric are some of the best pads on the market today. These Ceramic pads combine the comfort of premium street pads with aggressive friction materials to create brake pads that will perform great over the widest range of conditions and demands. Precision designed backings and shims provide a quiet ride. All StopTech pads are put through a scorching process that significantly reduces bed in time. Each set includes 4 pads, which covers both left and right sides.