Flame Thrower high performance spark plug wires were created with the classic car in mind. They are manufactured in original 7mm size jackets to fit stock wiring looms.With no markings or script of any kind on the wire they maintain a stock appearance yet give you all the benefits of a high performance wire set.Features:2 current paths- spiral wound stainless steel alloy winding and carbon impregnated fiberglass center coreLow 500 ohm per foot resistanceSilicone jackets to resist high temperatures moisture oil and chemicalsEPDM rubber inner insulation for superior heat resistance and prevention of arcing and voltage leaksFiberglass reinforcing braid is added for strength and flexibility Lifetime WarrantyMade in USANote: Wires are routed under exhaust manifold.