NGK 54407 Spark Plug Wire Set, Blue Silicone Tinned Copper Core

The NGK 54407 spark plug wire set (also called ignition wires or plug cables) carries high-voltage current from the ignition system to the spark plugs. It is built to OE fit and performance standards. NGK is known as The Ignition Specialist and has decades of OE experience.

Key Features:

• Tinned copper core: Conductive core with RFI noise suppression.
• High-temp silicone outer jacket: Resists underhood temperatures up to 250°C.
• Fiberglass-reinforced braiding: Placed over EPDM/silicone inner insulation for strong dielectric performance and cable tensile strength.
• Stainless steel terminals: Hold connections securely over the life of the set.
• Silicone-sealed spark plug boots: Boots are glued to the cable for a watertight seal.
• RFI suppression: Built into the OE-style spark plug and distributor connectors and metallic resistor boots.
• Cylinder lead ID tags: Where possible, these make installation easier.
• Specifications: Blue silicone jacket, 7 mm outer diameter, 180-degree spark plug boot, no wire separators included.

The set is backed by a limited lifetime warranty. Alternate part numbers: NGK stock number EUC046 / RC-EUC046. Cross-references include Autolite 86521, BWD CH76116, Beck/Arnley 175-5764, Bosch 09023 and Niehoff 1276116.