NGK Mercedes-Benz 420SEL Spark Plug Wire Set Part #54248 – Tinned Copper Core, Premium Silicone Insulation

NGK tinned copper core wire sets provide excellent OE fit, performance and durability. High-temp premium silicone outer jacket and inner EPDM/silicone insulation contain high voltage currents for excellent dielectric strength. As required on certain European models, NGK utilizes a premium 29 gauge galvanized, tinned core core wire. RFI suppression is located close to the source and thus built into NGK's OE designed spark plug and distributor connectors and metallic resistor boots. Spark plug boots are glued to NGK cable with a silicone sealer for a watertight seal. 8 Wires (w/Coil Lead)

• LIMITED LIFETIME WARRANTY: See package for details

The NGK Mercedes-Benz 420SEL spark plug wire set part number 54248 offers a high-quality OE fit designed specifically for models from 1986 to 1991. Constructed with tinned copper core wires, these sets ensure excellent electrical conductivity and durability, making them a reliable choice for maintaining engine performance. The high-temperature premium silicone outer jacket, combined with inner EPDM and silicone insulation, provides superior dielectric strength and resistance to heat, chemicals, and moisture, ensuring consistent performance in demanding conditions. These wires are engineered to contain high voltage currents efficiently, reducing the risk of misfires and enhancing engine efficiency. NGK's meticulous design includes RFI suppression built into the distributor connectors and metallic resistor boots, minimizing radio frequency interference and ensuring smooth operation of your vehicle's electronic systems. The spark plug boots are securely glued to the cable with a silicone sealer, creating a watertight seal that prevents moisture ingress and corrosion. This set includes eight wires with a coil lead, making it suitable for a variety of Mercedes-Benz models, particularly the 1986-1991 420SEL, 560SEC, and 560SEL, ensuring a perfect fit and optimal engine performance. Backed by a limited lifetime warranty, these NGK spark plug wires provide dependable service and long-lasting performance, making them an excellent upgrade or replacement for your vehicle’s ignition system.

Features:

• Tinned copper core wires for high electrical conductivity and durability

• High-temp silicone outer jacket with EPDM/silicone insulation for excellent dielectric strength

• Includes RFI suppression built into distributor connectors and resistor boots

• Watertight spark plug boots sealed with silicone sealer for moisture resistance

• Designed for precise OE fit on 1986-1991 Mercedes-Benz 420SEL, 560SEC, and 560SEL models