StopTech Sport Brake Pads (formerly known as Street Performance) are engineered to provide superior stopping power and high-speed stability for spirited driving and light track use. This rear brake pad set (MPN: 309.11610) features a high-performance para-aramid composite friction material that provides linear response, low fade, and consistent performance across a wide temperature range. The kit includes: 4 pieces of rear brake pads (Left and Right sides) and application-specific premium hardware/shims to reduce noise and vibration. Designed specifically as a high-performance upgrade for the Mazdaspeed 6 and compatible Mazda/Ford platforms.