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The Champion Iridium is a fine-wire iridium spark plug with a platinum-tipped ground electrode, built for sharper spark focus and longer service life than standard copper or nickel plugs. Its heat range 10, 0.75 in reach and 0.051 in pre-gap suit many modern gasoline engines, but fitment depends on the specific engine, so check the application before buying. Against rival iridium plugs from NGK and Denso, it is a solid alternative rather than a clear winner. Owners of this plug line generally report smooth idle and reliable starts.
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In stock
In stockSold by Chasinparts Customer SerivceReturns: Sold by a Walmart Marketplace seller; returns go to the seller under the seller's returns policy.
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In stock
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Lowest price we've seen: $11.49 on Nov 10 at NAPA. Tracked across 5 stores since Nov 10.
Ratings are very high, and buyers describe smooth running and easy installation.
Champion Iridium - the ultimate element. This spark plug's fine-wire iridium center and platinum ground electrodes provide the sharpest spark focus for maximum performance.






