NGK IX Iridium Spark Plug TR5IX – Premium Performance for Mercedes-Benz and More

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. DOD/EAG 1992-88; FORD/LIN/MERC 2012-74; GM 2014-75; JAG 1988-77; MAZ 2009-94; M-BENZ 1993-84; VOL 1990-76, I/O - 2005-94 INDMAR, 2000-98 MARINE PWR, 2006-00 MERC, 1998-87 OMC

• 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 IX Iridium Spark Plug (Part Number: 7397) delivers exceptional acceleration, fuel efficiency, and durability for a range of vehicles including Mercedes-Benz, Ford, GM, and Marine engines. Featuring a tapered cut ground electrode, this spark plug provides improved starting, smoother idling, and enhanced throttle response. The fine iridium tip ensures a durable and consistent spark, which is crucial for optimized engine performance and longevity. With a trivalent metal plating, it offers superior anti-corrosion and anti-seizing properties, making it an excellent upgrade over standard nickel alloy plugs. These plugs are ideal for modified or high-performance engines, providing reliable ignition even under demanding conditions. The iridium alloy's high melting point and the electrode's hardness, which is six times greater than platinum, contribute to extended service life and consistent performance over time. These spark plugs are well-suited for a variety of automotive and marine applications, ensuring reliable ignition in both everyday and high-performance scenarios. Whether you're upgrading your stock plugs or customizing your engine, NGK IX Iridium Spark Plugs are engineered to meet the rigorous demands of modern engines while delivering smooth, efficient operation.

Features:

• Recommended usage: Suitable for modified or high-performance applications, or as an upgrade to OE nickel alloy spark plugs

• Trivalent metal plating: Provides superior anti-corrosion and anti-seizing properties

• Outstanding acceleration: Ensures quick throttle response and smooth engine performance

• High fuel efficiency: Helps optimize combustion for better mileage

• Durable iridium tip: Ensures a consistent spark and long service life