StopTech Sport Performance Brake Pads (formerly Street Performance) are designed for enthusiasts who demand high performance during spirited driving or light track use. The 309 series compound offers high temperature resistance and consistent friction levels across a wide operating range. This is a complete rear axle set. Kit components: 1x 309.06570 Brake Pad Set (includes 4 individual brake pads for both rear wheels and hardware where applicable). Features: Scorched pad surface for improved bed-in, laboratory-tested for low noise and dust, and para-aramid composites for linear response.