Genuine Autolite XST458DP Xtreme Start Iridium Platinum Spark Plug XST458
by Autolite
$7.29
PRODUCT DESCRIPTION
Brand New Genuine Autolite XST458DP Xtreme Start Iridium Platinum Spark Plug XST458...
- Genuine Autolite Part # XST458DP
- Copper-glass seal bonded insulator, terminal post, and center electrode provide a tight seal that is 100 percent leak-proof
- Multi-rib insulator reduces danger of "flash-over" to prevent misfires
- Full copper core electrode improves heat transfer and optimizes plug life
- Copper core center electrode provides higher thermal conductivity
- Features high alumina ceramic for high dielectric strength and steel shell for installation robustness