NGK 54414 Spark Plug Wire Set

Ignition Wire Set for Mercedes-Benz Classics

NGK 54414 is a specific-fit spark plug wire set for classic Mercedes-Benz applications. It uses silicone insulation and a tinned copper core to support stable ignition performance and noise suppression in a direct replacement format.

Key Features

• Specific-fit spark plug wire set for confirmed Mercedes-Benz applications
• Silicone insulation for heat resistance and flexible routing
• Tinned copper core for consistent electrical conductivity
• Noise suppression design helps reduce ignition interference
• Blue insulation for easy visual identification

Detailed Description

NGK 54414 is built as a vehicle-specific ignition wire set for Mercedes-Benz 220, 220S, 220SE, 230, 230S, 230SL, 280SE, 280SEL, 280SL, and 300SEL applications. The wire set combines silicone outer insulation with a tinned copper core, a construction commonly used to maintain dependable spark delivery while resisting heat and electrical noise. For buyers searching for a Mercedes-Benz 280SE spark plug wire set or a Mercedes-Benz 230SL ignition wire replacement, this part number provides a direct-fit solution backed by NGK’s ignition-focused product line.

NGK 54414 also cross-references Four Seasons 54414 and Anchor 9023 for the same application. The NGK Spark Plug Wire Set line is part of NGK’s broader ignition catalog, which includes spark plugs, glow plugs, ignition coils, coil-on-plug boots, and wire sets.

Common Issues This Part May Address

• Misfires caused by worn or damaged ignition wires
• Hard starting related to weak spark transfer
• Ignition noise that can interfere with electrical operation
• Cracked or deteriorated wire insulation from age and heat
• Uneven engine performance from inconsistent spark delivery

Installation Notes and Tips

Confirm the vehicle application against the fitment list before installation. Route each wire to match the original layout and keep the insulation away from hot or moving components. Inspect related ignition components at the same time to avoid repeat service.

Quality Assurance

NGK positions its ignition products around OE-level durability and performance standards, supported by decades of ignition-system experience and global manufacturing capability.