Set of 8 NGK LTR7IX-11 (6510) 1-Step Colder Ruthenium Spark Plugs

Designed specifically for the performance enthusiast. Iridium IX® offers extreme ignitability, improved throttle response and superior anti fouling

• Perfect for nitrous and force induction engines
• Fine Iridium tip ensures high durability and a consistently stable spark
• Iridium alloy has extremely high melting point, perfect for today’s high-tech, high-performance engines
• Trivalent Metal Plating – superior anti-corrosion and anti-seizing properties
• Outstanding acceleration, high fuel efficiency and durability
• Ultimate design, technology and performance.
• One Step Colder Spark Plugs for 2.3L Ecoboost Mustang, 2.3L Bronco, 2011-2023 Mustang 5.0L, Shelby GT500