Designed as a premium OE upgrade; the Preferred Axle Pack includes Centric Premium black rotors and award-winning Posi Quiet pads for improved performance and service life with low dust and noise. Premium Black E-coated Rotors. Posi Quiest Pads. OE vane design. Lowest dust. Lower noise Preferred Pack; 1 x 104.13650 Front Pad - 2 x 128.47040 Front Disc 2018 - 2018 Subaru WRx STI