NGK Spark Plug Wire Set 51440 Ultra-Low Resistance Silicone Jacket

NGK Spark Plug Wire Set 51440 — Ultra-Low Resistance Silicone Jacket Upgrade ignition performance with the NGK 51440 spark plug wire set. Engineered for reliable starts, stronger sparks and superior noise suppression, this set delivers OE-quality fit and durability for demanding driving conditions. Ultra-low resistance mag-core with stainless steel winding over a premium ferrite core for a more powerful spark and improved combustion efficiency. High-temp silicone jacket and inner EPDM/silicone insulation provide exceptional dielectric strength and long-lasting protection against heat, oil and abrasion. Advanced EMI/RFI suppression reduces ignition noise to protect sensitive electronics and improve drivability. Factory-grade boots and terminals — OE or better specified spark plug and distributor boots, glued with silicone sealer for a watertight bond; stainless steel terminals with serrated crimps ensure maximum retention. Secure connections via a corrosion-resistant, locking C-shaped spring clip for positive spark plug terminal contact. Ideal for performance and daily drivers, the NGK 51440 wire set combines durability and precision engineering to restore ignition reliability and optimize engine performance. Replace old or failing wires to reduce misfires, improve throttle response and maintain peak fuel economy.