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Six times harder than platinum, iridium doesn’t melt in temperatures up to 4,000° F. Voltage requirements decrease while firing performance improves. Seal that resists wear even in the worst conditions.
(based on 2 reviews)
Reviewed by 2 customers
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(4 of 4 customers found this review helpful)
from Los Angeles, CA
Comments about Denso Iridium Spark Plug:
Installed in my XR and it was instantly easier to start!
Bottom Line Yes, I would recommend this to a friend
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(2 of 2 customers found this review helpful)
Could not find spitfire ...
Could not find spitfire plugs for my bike. It seems They don,t make them anymore. I purchased these and they preform as good if not better than the spitfires. MPG was dropping but now it's back up and a little better. Repayment will be in gas savings.
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