The EBC 2015+ Audi R8 2 Piece SG Racing Rear Rotors are a performance upgrade for the Audi R8. These two-piece rotors feature a special alloy center hub and a high carbon steel friction ring. This combination helps to reduce heat buildup and improve braking performance. The rotors are also designed with a curved vane design for improved cooling and air flow. The rotors are coated with a black zinc finish to protect against corrosion and provide a sporty look. These rotors are a great upgrade for the Audi R8, providing improved performance and style.