Spark Plug Wire Set

The Denso Spark Plug Wire & Spark Plug Kit, part number 4000119, provides a complete ignition system upgrade. This kit features Denso's precision-engineered components, ensuring an OE-level fit, reliable durability, and a simplified installation process. Each kit contains one Denso Spark Plug Wire Set (671-4002) designed to ensure optimal spark transfer for improved engine performance, and four Denso Iridium Power Spark Plugs (5306) which enhance combustion efficiency and ensure reliable starts. Iridium spark plugs, like those included in this kit, offer superior performance due to their high melting point and durability, which ensures long-lasting performance even in demanding conditions. The spark plugs in this kit feature a 0.044 gap, a worlds smallest center electrode at 0.4 mm diameter, a tapered tip, a patented U-groove design, and patented Ir Alloy (90% Ir). The spark plug wire set has a 7mm diameter and silicone boot material for reliable insulation.