NGK/NTK technical ceramics is the leading manufacturer of ATV, Motorcycle, Snowmobile and Marine spark plugs - NGK plugs are OEM equipment in more vehicle models than any other brand. We carry several lines of NGK and Denso spark plugs, including the popular NGK Standard, V-Power and NGK Iridium IX spark plugs. Whether you need a 30,000 mile spark plug or a high-performance 100,000 mile spark we have you covered. Select your vehicle to get started. We carry for several dozen powersports brands including Arctic Cat, Can-Am, Harley-Davidson, Honda, Polaris, Kawasaki, Yamaha and many more. All spark plugs ship for free on Sixity.com and include a 100% fitment guarantee!
Compatible with aftermarket ECU/ECM engine controllers and AFR monitors (Dynojet Power Commander III, WEGO II, AEM, Drivven, PLX, PowerDEX. Original equipment in Aprilla, BMW, Cagiva, Ducati, Honda, Husqvarna, Indian, Kawasaki, KTM, Moto Guzzi, Norton, Suzuki, Triumph, Victory and Yamaha. Equivalent/upgrade replacement for AC Delco, Autolite, Bosch, Champion, Denso and Motocraft plugs.
Precision ceramic insulators
Corrosion-resistant shell with triple high pressure gas seals
Screw or snap-on electrical connectors
Pre-installed metal compression gaskets
Copper-core electrode cooling
Application specific heat-range design
Improved cold-starting performance
Smooth firing at high or low engine RPM
Reduced electrode erosion and long service life
Enhanced ignition efficiency and fuel economy
Superior anti-fouling characteristics
Reduced hot-spark firing voltage requirements
Maximum engine horsepower and torque
Superior throttle-response, acceleration and WOT performance
Precision Laser-welded Iridium electrodes - 6X harder than platinum