The SHW Performance Drilled Monobloc Rotors PRL39823 are high-performance rotors designed for use in high-performance vehicles. These rotors feature a drilled design, which improves heat dissipation and reduces brake fade, allowing for more consistent and reliable braking performance. The monobloc construction of these rotors provides increased strength and durability, making them suitable for aggressive driving and track use. These rotors are compatible with a wide range of vehicles and are a popular choice among enthusiasts and professional racers.