Set of 6 required spark plugs for an 18K service

• NGK’s Laser Iridium Spark Plugs Provide Superior Ignitability and Long Service Life
• Fine Wire Iridium Tipped Center Electrode and Fine Wire Platinum Tipped Ground Electrode Ensures Slow Wear Rate Providing Stable Idle, Superior Anti Fouling, Improved Fuel Efficiency and Lower Emissions
• Trivalent Metal Plating Provides Superior Anti-Corrosion and Anti-Seizing Properties
• Corrugated Ribs Prevent Flashover
• Pure Alumina Silicate Ceramic Insulator, Provides Superior Strength and Better Heat Transfer
• Copper Core Aids in Heat Removal
• Triple Seals Prevent Leakage

Fits

2011-2023 K1600GTL

2011-2023 K1600GT

2017-2021 K1600B

2017-2011 K1600B Grand America