Porsche Direct Replacement Brembo Type III 2-Piece Floating Disc Assemblies Are Engineered For Maximum Thermal Capacity To Increase Durability And Offer Increased Cooling To Prevent Premature Cracking. •Cooler Temperatures To Reduce Brake Fade And Increase Disc And Pad Life •Reusable Hats For Lower Disc Replacement Costs •Full Floating 2-Piece Assemblies With Billet Aluminum Hats For Lighter Weight •Save Up To 16 Pounds Per Car In Un-Sprung Weight To Improve Handling •Low Cost Direct Replacement For PCCB Equipped Cars