NGK SPARK PLUGS Spark Plug - IMR8E-9HES 95397

Reliable spark plugs are the foundation of consistent ignition performance, especially when you're pushing your engine hard at the track or during extended high-performance driving. The NGK IMR8E-9HES is engineered with premium materials and corrosion-resistant construction to deliver dependable spark over thousands of miles, eliminating weak points that can compromise combustion efficiency or force you into unplanned maintenance.

Whether you're tuning a naturally aspirated engine or running forced induction, this spark plug handles demanding conditions without degradation. The trivalent metal plating resists fouling and seizing, while the pure alumina silicate ceramic insulator maintains structural integrity under heat stress—critical features when precision ignition timing directly impacts lap times and reliability.

• Trivalent metal plating—anti-corrosion, anti-seizing
• Corrugated ribs—flashover prevention
• Pure alumina silicate ceramic—superior strength
• Copper core—efficient heat removal
• Triple seals—leak protection
• MPN: 95397
• Fits: Vehicle-specific applications
• Installation: Bolt-on replacement