JEGS Spark Plugs – XP103 (High Performance Replacement)

A high-performance replacement spark plug designed for reliable ignition and long service life. JEGS lists the XP103 as an iridium spark plug with a 14mm thread, 17mm reach, platinum core, and iridium tip, making it a strong option for dependable everyday or performance use. Benefits: ✔ Iridium tip for long service life ✔ Supports reliable ignition performance ✔ Good for daily and performance applications