Wired Harnesses 55406 Spark Plug Wire Set

The Wired Harnesses 55406 is a direct-fit spark plug wire set engineered for reliable ignition performance. Designed as a precise OEM-style replacement, this plug wire set restores proper spark delivery to each cylinder, helping maintain strong engine starts, smooth idle, and optimal combustion efficiency.

Key Features:

• Direct-fit replacement plug wire set for easy, no-modification installation
• High-quality insulation resists heat, abrasion, and automotive fluids
• Low-resistance conductors promote efficient spark energy transfer
• Suppression core design minimizes electromagnetic interference (EMI) to vehicle electronics
• Boots and terminals provide secure, weatherproof connections at the spark plug and distributor
• Set includes all wires needed for a complete replacement

The Wired Harnesses 55406 plug wire set is an ideal solution for restoring ignition system integrity on high-mileage vehicles or as part of a routine tune-up. Its OEM-matched construction ensures compatibility and long-lasting durability under demanding engine bay conditions.