NGK SPARK PLUGS Spark Plugs Iridium IX Spark Plug XR4IX

NGK Spark Plugs are designed for improved ignitability and throttle response.

The advanced design of Iridium IX Spark Plugs features a 0.6 mm Iridium center electrode tip for superior ignitability without sacrificing durability. They also operate over a wide heat range which suits them to high-performance environments.

Key Features

• Fine wire center electrode provides a consistently stable spark and high durability
• Iridium alloy offers an extremely high melting point for high performance engines
• Trivalent metal plating provides superior anti-corrosion and anti-seizing properties
• Corrugated ribs prevent flashover
• Pure alumina silicate ceramic insulator provides superior strength and better heat transfer
• Copper core aids in heat removal
• Triple seals prevent leakage

Specifications

• Electrode Material: Iridium and platinum
• Core Material: Copper

Plug Selection

To ensure optimum performance please consult your owner’s manual to determine the correct spark plug for your engine.