Performance Overview

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.

Specifications

• Stock Number: 6341
• Part Number: BKR5EIX
• Resistance: 5000
• Ground Electrode Tip Design: Taper Cut
• Ground Configuration: Standard
• Ground Electrode Core Material: Nickel
• Electrical Terminal Type: Non-Removable Nut
• Center Electrode Core Material: Copper
• Center Electrode Tip Material: Iridium
• Gap Size: .032
• Ground Electrode Quantity: 1
• Hex Size: 5/8
• Insulator Height: 50.50
• Manufacturer Heat Range: 5
• Seat Type: Flat
• Reach: .75
• Thread Diameter: 14.00

Key Features

Vehicle Fitment Table

FAQ

Will this fit my vehicle?
Please verify your year, make, model, position, and any fitment notes using the Vehicle Fitment Table above before purchase.

What part number is this?
The listed part number is 6341.

Is this product designed for direct replacement?
Yes. This product is intended to match the compatible vehicle applications listed in the fitment table.

Should I confirm fitment before ordering?
Yes. Always compare your original part, position, and vehicle details with the fitment table before ordering.

Common Searches

• Iridium IX Spark Plug for Bentley Arnage Red Label
• 6341 fitment
• NGK Iridium IX Spark Plug
• 2000 Bentley Arnage Red Label Iridium IX Spark Plug