This is a brand new direct replacement left front disc brake caliper for Subaru Legacy and Impreza. It comes with mounting bracket, hardware, and two steel pistons with a diameter of 43mm. The caliper type is floating and the brand is premium. It has a manufacturer warranty of 10 years and is not a custom bundle. The package includes a superseded part number and an interchange part number. It is compliant with California Prop 65 Warning.