Spiro-Pro Series Wires surpass the competition in performance and looks! These 8mm spark plug wires are the top choice of racers and enthusiasts due to affordability and overall high performance.
Spiro-Pro's two-layer 100% silicone inner core & outer jacket keep the wires flexible for the life of your vehicle, maintaining its vibrant color with heat protection to 600º F
Spiro-Pro wire consists of a highly conductive spiral wound core with a stainless steel wire covered with conductive fluorocarbon material
350 ohms per foot resistance provides more fire power to the spark plugs than OE resistor core wires and has up to 10 times less resistance than standard resistor core wires
Spiro-Pro eliminates radio frequency interference (RFI) and is recommended when using
multi-spark discharge electronic ignition systems and other electronic components
EXCLUSIVE low-profile 100% silicone PROBOOTS with vibration-proof stainless steel double spring-locking spark plug terminals
Choice of three colors: Black, Blue, and Red