Autolite Xtreme Sport Iridium XS4302 Spark Plug. Fits Milwaukee-Eight 2017up, Street 500 & 750 2015-2020 & Indian Scout.

Iridium Powersports Spark Plug

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Autolite Number: XS4302

The 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 # 31600012

* Replaces OEM # 31600085