Spark Plug - NGK Standard - 14 mm Thread - 0.749 in Reach - Gasket Seat - Stock Number 3530 - Non-Resistor - Each

Spark Plug - NGK G-Power Platinum - 14 mm Thread - 0.460 in Reach - Tapered Seat - Stock Number 3547 - Resistor - Each

Upgrade your vehicle's performance with the NGK Spark Plug Stock # 3579. Designed by NGK, this spark plug features a 14mm thread, 0.500-inch reach, and a gasket seat for a secure fit. With its non-resistor design, you can expect reliable ignition every...

Spark Plug - NGK V-Power - 14 mm Thread - 0.749 in Reach - Gasket Seat - Stock Number 3686 - Resistor - Each

Spark Plug - NGK Iridium IX - 14 mm Thread - 0.708 in Reach - Tapered Seat - Stock Number 3690 - Resistor - Each

Spark Plug - NGK Iridium IX - 14 mm Thread - 0.708 in Reach - Tapered Seat - Stock Number 3691 - Resistor - Each