Brand Powerstop Bundle Listing Yes California Prop 65 Warning California Prop 65 Warning Caliper Piston Count 2-Piston Disc Material Cast Iron Finish Natural Interchange Part Number Powerstop Manufacturer Part Number BAP-6999 Manufacturer Warranty 1 Month Number of Lugs 7 Lugs Number of Pieces (2) Brake Caliper and (2) Brake Disc and Pad Kit Pad Material Ceramic Part Name Brake Kit With Calipers Placement on Vehicle Front Quantity 2-Wheel Set Recommended Use OE Replacement Rotor Outside Diameter 330 mm Rotor Style Plain Surface Superseded Part Number Powerstop Type Disc Brake Kit UPC Does Not Apply OE/OEM Part Number Powerstop .