Boost your engine’s performance with the Autolite Xtreme Sport Spark Plug XS4164, designed for riders who demand stronger, more consistent ignition. Featuring an iridium-enhanced .6 mm finewire center electrode and a precision-engineered Sport V-trim ground electrode, this plug delivers a more focused spark to help prevent fouling and improve overall ignitability. Whether you're tackling tough terrain or cruising at high speeds, you’ll experience smoother operation and more reliable combustion.
The XS4164 goes beyond standard spark plugs by delivering up to 26% quicker starts, along with increased horsepower and improved fuel efficiency. Built to meet or exceed OEM specifications, it offers durability you can trust and performance you can feel. Upgrade your ride with a spark plug that’s engineered for power, efficiency and long-lasting reliability, available now at Cheetah’s Powersports.
Features:
- More focused ignition to prevent fouling than leading standard plug
- Iridium-enhanced .6 mm finewire design with Sport V-trim ground electrode engineered to offer improved ignitability and durability over a standard plug
- Up to 26% quicker starts than leading standard plug
- More horsepower and better fuel efficiency than standard plug
- Meets or exceeds OEM design
