Autolite Xtreme Sport Iridium Automotive Replacement Spark Plug, XS4163DP (1 Pack)

Autolite Xtreme Sport Iridium Automotive Replacement Spark Plug, XS4163DP (1 Pack)

• From lawn mowers to chain saws, this plug provides quicker consistent starts versus the average plug and an anti-foul design
• 0.6 millimeter iridium enhanced fine wire design offers exceptional fouling resistance providing reliable starting in any season or weather condition
• Up to 26 per cent quicker engine starts than leading standard plugs providing less battery/starter wear and less pull cord effort required
• Up to 21 per cent less HC emissions than a standard plug providing better fuel efficiency and horsepower

Autolite Xtreme Sport Spark Plugs are designed for powersport engines and feature a platinum finewire tip that helps with easy starting, reduces fouling of the spark plug, and ensures longer performance. Xtreme Sport spark plugs are engineered to meet or exceed OE designs and withstand the extreme operating temperatures experienced during a powersports engine’s combustion. They were designed with iridium-enhanced 0.6mm finewire design for improved ignitability, faster fuel combustion, and a more focused ignition versus standard plugs. 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.