Looking for a premium brake rotor that can stand up to the toughest driving conditions? Look no further than the DBA Drilled and Slotted 4000 XS! This top-of-the-line rotor is designed with a patented Kangaroo Paw ventilation system that keeps your brakes cool and operating at peak performance. The XS pattern increases the number of out-gassing exit points to allow brake pad friction gasses to escape, while the tri-symmetrical slots further improve braking consistency. So whether you're hitting the open road or the racetrack, you can rest assured that your brakes will always be up to the task. Order yours today and see the difference!