FNSL6R - DS Billet Forged six - piston calipers with 14 rotors deliver the ultimate combination for braking power and style in this group of kits engineered for traditional non - ABS spindles on American muscle cars and vintage rods. Built exclusively for 18 and larger wheels, FNSL6R - DS kits enhance tire and suspension upgrades on all types of custom show and high performance dual - purpose street and track machines. A full range of options for caliper finishes and rotor designs are guaranteed to catch the eye of the most discriminating enthusiast while providing optimized brake performance for every individual application.