NGK Iridium IX spark plugs are specifically designed for the performance enthusiast. Iridium IX provides outstanding acceleration, high fuel efficiency and durability. NGK Iridium IX plugs offer extreme ignitability and exceptional anti-fouling. Tapered cut ground electrode provides improved starting, idling and throttle response. The Iridium fine wire center electrode's durability is six times harder than platinum. Iridium alloy's extremely high melting point is perfect for today's engines. For even greater performance consider upgrading to an NGK Ruthenium HX plug. NGK Iridium IX spark plugs are specifically designed for the performance enthusiast. Iridium IX provides outstanding acceleration, high fuel efficiency and durability. ACURA 2017-09; CHRYS 2017-11; DODGE 2017-11; GENESIS 2017, HON 2018-08; HYUNDAI 2017-10; JEEP 2017-11; KIA 2017-11; MITSUBISHI 2017-14, RAM 2017-12; VW 2014-11

RECOMMENDED USAGE: Modified or high performance applications, or as an upgrade to OE nickel alloy spark plugs
Trivalent metal plating for superior anti-corrosion and anti-seizing properties
Outstanding acceleration, high fuel efficiency and durability
Fine iridium tip ensures durable and consistent spark

Designed for high-performance applications, the NGK Iridium IX spark plugs (Part Number 93175) deliver exceptional ignition performance for a wide range of vehicles including Jeep Wranglers, Hyundai, Kia, and others from model years 2012 to 2018. These spark plugs feature a tapered cut ground electrode that enhances starting, idling, and throttle response, making them an excellent upgrade over standard nickel alloy plugs. The fine iridium tip ensures durable and consistent sparks, contributing to improved acceleration, fuel efficiency, and engine longevity. The iridium alloy's high melting point and the electrode's hardness provide superior durability and resistance to fouling, which is especially beneficial for modified or high-performance engines.
Crafted with trivalent metal plating, these plugs offer superior anti-corrosion and anti-seizing properties, facilitating easier installation and longer service life. They are recommended for use in modified or high-performance engines or as a direct upgrade from OE nickel plugs. The NGK Iridium IX plugs are not only engineered for maximum ignitability but also ensure consistent performance under demanding conditions.
These spark plugs are suitable for vehicles from various manufacturers, including Chrysler, Dodge, Hyundai, Honda, Jeep, Kia, Mitsubishi, RAM, and Volkswagen. They are sold in a convenient box of four, making it easy to replace all spark plugs at once for optimal engine performance. Whether you're tuning for performance or reliability, NGK Iridium IX spark plugs are a dependable choice to keep your engine running smoothly and efficiently.

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