Each 10.4mm, "409" Pro Race Custom- Fit Ignition Wire Set is cut to O.E.M. lengths, terminated with boots bonded at both ends that feature Taylor Cable’s exclusive 100% silicone PRO BOOTS ® with double spring locking spark plug terminal. A Spiro-Wound Core conductor is utilized to provide maximum fire power without (radio frequency interference) for RFI suppression and a must for all multiple spark discharge, electronic ignitions, and onboard computer systems 

Colors: Black, Red, and Blue.