More horsepower, more miles per gallon;All plug wires fire intermittently causing plugs to carbon up except for Thundervolts;As your bikes idles, the plugs are being cleaned;Ferrite spiral wound core with a blend of copper/nickel alloy is bonded by a conductive acrylic cover;Pro boots feature vibration proof double spring locking spark plug terminals

• Sumax ThunderVolt 50 by Taylor 8.2mm High Performance Wire - Black 60031

Sumax ThunderVolt 50 by Taylor 8.2mm High Performance Wire - Black 60031Sumax