For 2004-2007 Chevrolet,Saturn Malibu,Ion FRT/RR Black Drill Slot Brake Rotors Package Includes 4 Performance Brake Rotors 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