Autolite AL-XS4164 Xtreme Sport Iridium Spark Plug for Twin Cam 99-17/Sportster 86-21 & S&S 124ci/Victory (Each)
Autolite AL-XS4164 Xtreme Sport Iridium Spark Plug for Twin Cam 99-17/Sportster 86-21 & S&S 124ci/Victory (Each) is backordered and will ship as soon as it is back in stock.
- Ready to dispatchShips Australia-wide
- Online onlyNot sold in-store
Need a hand with this product?
Sizing, fitment or specs — our team can help.
Mon–Fri 8:30am–5pm
Sold Each
Autolite Number: XS4164
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 # 31600105
* Replaces OEM # 31600106
* Replaces OEM # 32317-86
* Replaces OEM # 32362-04A
(Part Numbers: ROL-AL-XS4164)