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• Color coded for easy installation
• Features outstanding durability and consistent performance
• Offers excellent noise suppression

• Significant potential fuel efficiency improvement: > 4% to 13% (depending on engine class)
• Drastic potential emissions reduction when used in 2 and 4-stroke engines (after 50 hours): 58% CO emissions reduction, 42% hydrocarbon reduction
• Near elimination of performance inhibiting carbon deposits, dramatically longer plug life and a 5-year/100,000 mile limited warranty

• Constructed from durable material
• Iridium alloy has extremely high melting point, perfect for today’s high-tech, high-performance engines
• Fine Iridium tip ensures high durability

• Features iridium with high melting point
• Stable combustion during idling
• Low fuel consumption

• "Snap lock" terminals or OEM style connectors ensures that wires are tightly crimped to the connectors to exceed OEM standards, providing worry-free installation and re-installation
• Stainless steel Mag winding delivers maximum voltage to the spark plug for a hotter, more powerful, and longer spark resulting in optimum engine performance while reducing the chance for misfire, and eliminating radio static
• Backed by a "no hassle" lifetime guarantee