StopTech Sport Performance Brake Pads (formerly known as Street Performance) are designed for enthusiasts who demand high performance during street driving or light track use. The 309.06920 kit provides superior laboratory-tested stopping power and advanced thermal resistance. The specialized para-aramid composition offers consistent linear response regardless of pad temperature. This product is a complete axle set. Kit components: Rear Brake Pad Set (4 units), High-temperature lubricant packet. Technical features: scorched surface for fast bed-in, 100% positive molded for uniform friction density, and shimmed to eliminate noise and vibration.