Brembo E36 M3 GT-R Big Brake Kit - 355x32mm 2-Piece Front 6 PistonProduct Description: (F) 6 Piston Billet Monobloc Calipers 355x32mm (14") 2 Piece Discs Complete Front Axle Set Pre Assembled All Necessary Hardware Included INTENDED USE Street Track Race ___ ___ ___ ___ ___ CALIPER Body: Billet Monobloc Radial Mount Piston Configuration: 6 Piston Piston Design And Insert Type: Inner Pressure Seal Recessed Dust Boot Ventilated Stainless Steel Insert DISC Type: Cross Drilled Material Finish: Advanced High Carbon Alloy