5VZ Denso OEM Spark Plug Set of 6

5VZ Denso OEM Spark Plug Set of 6

Denso Spark Plug Denso's plugs provides a Copper core for better thermal conductivity.

Machine rolled threads to reduce cross-threading and seizing . The plug insulator is constructed of purified alumina powder for extreme stress with 5 ribs to prevent flashover.

Features and Benefits:

• Machine Rolled Threads Prevent Seizing or Cross Threading During Installation and Removal
• 100% Pre-Fired to Assure the Highest Quality Possible
• Purified Alumina Powder Insulator Provides Exceptional Strength and Thermal Conductivity
• Five Rib Insulator Prevents Flashover
• Copper-Glass Seal Bonds Center Electrode and Insulator for a Gas-Tight Seal