DBA Xtreme Performance brake pads are engineered and designed for street performance and police pursuit vehicles, club track days, heavy towing and upgraded 4WD's. DBA recommends T3 slotted rotors in the 4000 & 5000 Series for best stopping performance. DBA's Xtreme Performance (XP) brake pads have been designed for drivers seeking high initial bite and friction consistency from low to high temperatures. The XP range is for heavy duty applications, where higher friction levels are required Specifications: Semi-metallic, carbon fibre friction material, G-G Class Friction (045 average mu from low to high temperatures), Excellent high temperature performance, Optimal braking consistency up to 550C (1022F)