Denso Ignition Wire SetThe Denso First Time Fit ignition wire sets that is identical in form, fit, color and performance to the factory-installed wire sets. Every part of each wire sets construction meets or exceeds OE/OES specifications. OE-Equivalent. OEM style connectors for easy Installation. Carbon fiberglass core for superior conductivity. Fiberglass braiding for strength. Conductive silicone layer for EMI/RFI noise suppression. Silicone insulation for superior dielectric and heat performance. Reinforced Kevlar core.The Denso 7 and 8mm ignition wires are SAE J2031 Class E rated, the highest quality wire used in the industry. These wires can withstand temperatures from -40º to 428º F and pass tests covering everything from electrical properties to shrinkage to chemical resistance and accelerated life testing.Warranty Information: 12 Month - 12,000 mile limited warranty against defects in material and workmanship. A coil wire is not required for this applicationDENSO has taken everything they have learned as an Original Equipment manufacturer and use it to their superior aftermarket product lines of auto parts