Autolite-AR3910X Ar High Performance Racing Non-Resistor Spark Plug, 4-Pack

描述

⚡ Ignite your engine’s full potential with Autolite Racing Spark Plugs!

Autolite AR3910X Racing Spark Plugs feature a yttrium-enhanced alloy that reduces side wire temperature by 8%, a cut-back ground electrode for faster flame kernel growth, and a nickel-plated finish for superior corrosion resistance. Designed for vehicle-specific fitment, these plugs deliver professional-grade ignition performance trusted by race car drivers and backed by over a century of Autolite innovation.