4000 Series Graphite Spark Plug Wire Sets upgrade tired OE wires for high-performance street use. Designed for Straight 6s and V6s, these easily installed 8 mm. spiral-core wires have 450-degree-rated silicone jackets in classic yellow extruded over rugged, tightly woven fiberglass braids to guard against current leakage and oil and solvent damage. They feature graphite suppression that eliminates RFI, high-dielectric-strength inner insulation, zinc-plated steel terminals, male/HEI-style and female/socket-style distributor boots, and straight plug boots.
Features- Upgrades tired Original Equipment wires for high performance street use.
- Designed for Straight 6s and V6s.
- 450 degree rated silicone jackets in classic yellow.
- Rugged tightly woven fiberglass braids guard against current leakage and oil and solvent damage.
- Features graphite suppression that eliminates RFI.
- Size - 8 mm.