The StopTech Sport Axle Pack is a high-performance brake upgrade kit designed to improve braking feel and heat dissipation. This specific kit (977.42001R) includes premium sport slotted brake rotors and high-performance sport pads for the rear axle. The slotted design helps to evacuate gases, dust, and debris, ensuring consistent friction and preventing pad glazing. This kit includes: 2x StopTech Sport Slotted Brake Rotors (126.44141), 1x Set of StopTech Sport Brake Pads (309.12120). Ideal for spirited street driving and autocross applications.