Laser welded Iridium center electrode tip
Platinum disc welded to backside of ground electrode provides long life
Trivalent Metal Plating for superior anti-corrosion and anti-seizing
Faster starts and quicker acceleration
Better fuel economy and lower emissions
Best OEM Iridium spark plug available
Original Equipment Manufacturer approved design
SPARK PLUG HAS TERMINAL STUD ONLY, NO TERMINAL NUT INCLUDED.