The StopTech Slotted Sport Brake Rotors 126.34049SL are high-performance brake rotors designed for sports cars and other high-performance vehicles. They feature a slotted design that helps to dissipate heat and gases, allowing for better braking performance and reduced brake fade. These rotors are made from high-quality materials and are precision-machined for a perfect fit. They are an ideal upgrade for drivers looking for improved braking performance and durability.