Converts Non-Cobra Mustangs to the big Cobra-style front brakes. SSBC Mustang Cobra Conversion Kits include 2-piston aluminum calipers with 38mm pistons and 13'' rotors. Includes performance pads and braided stainless flex hoses. Requires a minimum 17'' wheels. 1994-01 bolts to stock spindles, 1987-93 do not include but require SN95 spindles.