NGK Spark Plugs are designed to operate over a much wider heat range than ordinary plugs. They resist carbon buildup and pre-ignition. Each features high alumina ceramics for better heat transfer and electrical insulation. A patented triple gasket sealing process eliminates the possibility of combus...

Champion Double Platinum Power spark plugs deliver more powerful performance. Featuring exclusive Heat-Active alloy, a platinum fine wire center electrode and a platinum pad ground electrode, spark plugs reach optimal temperatures quickly and maintain stable operating temperature under all engine lo...

G-Power Platinum Alloy Spark Plugs offer superior performance with improved fuel efficiency, lower emissions, and quicker starts. 0.6mm laser welded fine platinum tip reduces required voltage ensuring high durability and a consistently stable spark. Special configurations are used for the insulator...

Designed specifically for the performance enthusiast, Iridium IX offers extreme ignitability, improved throttle response and superior anti-fouling. The 0.6mm laser welded fine iridium tip ensures high durability and a consistently stable spark and the tapered ground electrode minimizes electrical qu...

Designed specifically for the performance enthusiast, Iridium IX offers extreme ignitability, improved throttle response and superior anti-fouling. The 0.6mm laser welded fine iridium tip ensures high durability and a consistently stable spark and the tapered ground electrode minimizes electrical qu...

Designed specifically for the performance enthusiast, Iridium IX offers extreme ignitability, improved throttle response and superior anti-fouling. The 0.6mm laser welded fine iridium tip ensures high durability and a consistently stable spark and the tapered ground electrode minimizes electrical qu...

Iridium plug, 14 millimeter thread size, 26.5 millimeter (1.04 inch) reach, 5/8 inch (16 millimeter) Hex size, gasket seat, resistor, extended reach, solid terminal nut, 0.7 millimeter iridium center electrode, .044 inch (1.1 millimeter) gap, heat range: 20.

The E3 advanced DiamondFire design actually increases combustion pressure in the engine. Faster flame speed and improvements in the direction of the flame front result in a marked and proven, increase in power output, fuel economy, and reduced emissions in gasoline engines. E3 has verified this usin...

Designed specifically for the performance enthusiast, Iridium IX offers extreme ignitability, improved throttle response and superior anti-fouling. The 0.6mm laser welded fine iridium tip ensures high durability and a consistently stable spark and the tapered ground electrode minimizes electrical qu...

Dependable performance. This Champion spark plug features a copper core electrode that provides increased conductivity and heat control for good overall wear.

Laser Iridium Spark Plugs provide superior ignitability and long service life. Smallest tip diameter available iridium/platinum surfaces ensure slow wear rate providing stable idle, superior anti fouling, improved fuel efficiency and lower emissions. Laser welded iridium center electrode tip ensures...

Champion Double Platinum Power spark plugs deliver more powerful performance. Featuring exclusive Heat-Active alloy, a platinum fine wire center electrode and a platinum pad ground electrode, spark plugs reach optimal temperatures quickly and maintain stable operating temperature under all engine lo...