Includes mounting brackets and hardware. Spoon Twin-Block Calipers are designed for work with the factory brake system. Unsprung weight is reduced by more than half to 2.4kg per caliper from 5.2kg for the factory unit. 4 opposing pistons with differential bores provides smooth and consistent braking with pad taper. For use with 280mm sized rotors and OEM sized brake pads. EG, EK, and '96spec DC2 require Spoon 15" Rotors. Requires DC2 '98spec sized rotors. Please check wheel and fender clearances before using.