For 2011-2013 BMW X3 Front Rear eLine Drill Slot Brake Rotors+Ceramic Brake Pads Package Includes 4 Brake Rotors And 8 Ceramic Brake Pads Precision Drilled Holes For Maximum Heat Dissipation Countersunk To Reduce Heat Stress And Cracks Diamond Slotted To Increase Brake Pads Bite Diamond Slots Acts As A Rotor Wear Indicator