Denso (5307) IW22 Iridium Spark Plug, Pack of 1

Product Review

• Six times harder than platinum, iridium doesnt melt in temperatures up to 4,000F
• Because the iridium electrodes of these plugs can be shrunk to only 0.4mm, voltage requirements decrease while firing performance improves
• 360 laser welding of electrode provides a seal that resists wear even in the worst conditions
• Ground electrode features a tapered cut and U-groove that form a large volume area for the flames center
• NGK Ref.# BP7ES, BPR7ES, BPR7ES-11, BP7EVX, BPR7EIX

Product Features

• Built to Original Equipment Specifications for Form, Fit & Function
• Superior Quality

Customer Reviews