Not all clutch cables are manufactured with the same materials and processes. UPR uses only the best and features a Low Friction liner, Heavy Duty Stainless Steel Wire, Heavy Duty Firewall Bushing and Universal Mounting brackets. These are just a few of the reasons that our cable is used on the majority of today's Mustangs for upgrades. Replaces Ford part # XR3Z-7535CA, XR3Z-7K553BA, F7ZZ-7K553AA, F6ZZ-7K535AA