Seller notes

Set of 5 Genuine NGK 6441 Iridium IX Spark Plugs ZFR6FIX11 Fast Free Shipping 6441 - ZFR6FIX11 - Iridium IX Spark Plug by NGK. Designed for performance enthusiasts who want extreme ignitability, improved throttle response and superior anti-fouling, these spark plugs are a great option for modified engines and appropriate replacement for OE spark plugs, where recommended. With a 0.6 mm laser welded iridium tip and taper cut ground electrode, these plugs provide more area for flame expansion for q...

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