Autolite Xtreme Sport Iridium XS65 Spark Plug. Fits Big Twin 1975-1999 & S&S Engines with 16mm Spark Plug Thread.

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Iridium Powersports Spark PlugSold EachAutolite Number: XS65The Xtreme Sport® Spark Plug features a platinum finewire tip that helps with easy starting, reduces fouling of the spark plug, and ensures longer performance. They also provide up to 26 percent quicker starts compared to that of standard plugs and as much as 21 percent less hydrocarbon emissions than standard plugs, which promotes better fuel efficiency and horsepower.* Replaces OEM # 32311-83
MFR PART No: XS65

ROLLIES PART No: AL-XS65